/*
-Copyright (c) 2008, 2009; 2010 jerome DOT laurens AT u-bourgogne DOT fr
+Copyright (c) 2008, 2009, 2010 , 2011 jerome DOT laurens AT u-bourgogne DOT fr
This file is part of the SyncTeX package.
-Version: 1.12
-See synctex_parser_readme.txt for more details
+Latest Revision: Fri Mar 11 07:39:12 UTC 2011
+
+Version: 1.13
-Latest Revision: Mon Jul 19 21:50:36 UTC 2010
+See synctex_parser_readme.txt for more details
License:
--------
*/
#include "synctex_parser.h"
-#include <synctex_parser_utils.h>
+#include "synctex_parser_utils.h"
/* These are the possible extensions of the synctex file */
const char * synctex_suffix = ".synctex";
const char * synctex_suffix_gz = ".gz";
-static const char * synctex_io_modes[synctex_io_mode_append+2] = {"r","rb","a","ab"};
-
/* each synctex node has a class */
typedef struct __synctex_class_t _synctex_class_t;
typedef _synctex_class_t * synctex_class_t;
/* This macro is some kind of objc_msg_send.
* It takes care of sending the proper message if possible.
*/
-# define SYNCTEX_MSG_SEND(NODE,SELECTOR) if(NODE && SYNCTEX_CAN_PERFORM(NODE,SELECTOR)) {\
+# define SYNCTEX_MSG_SEND(NODE,SELECTOR) if (NODE && SYNCTEX_CAN_PERFORM(NODE,SELECTOR)) {\
(*((((NODE)->class))->SELECTOR))(NODE);\
}
/* Parent getter and setter
*/
# define SYNCTEX_PARENT(NODE) SYNCTEX_GET(NODE,parent)
-# define SYNCTEX_SET_PARENT(NODE,NEW_PARENT) if(NODE && NEW_PARENT && SYNCTEX_CAN_PERFORM(NODE,parent)){\
+# define SYNCTEX_SET_PARENT(NODE,NEW_PARENT) if (NODE && NEW_PARENT && SYNCTEX_CAN_PERFORM(NODE,parent)){\
SYNCTEX_GETTER(NODE,parent)[0]=NEW_PARENT;\
}
/* Child getter and setter
*/
# define SYNCTEX_CHILD(NODE) SYNCTEX_GET(NODE,child)
-# define SYNCTEX_SET_CHILD(NODE,NEW_CHILD) if(NODE && NEW_CHILD){\
+# define SYNCTEX_SET_CHILD(NODE,NEW_CHILD) if (NODE && NEW_CHILD){\
SYNCTEX_GETTER(NODE,child)[0]=NEW_CHILD;\
SYNCTEX_GETTER(NEW_CHILD,parent)[0]=NODE;\
}
/* Sibling getter and setter
*/
# define SYNCTEX_SIBLING(NODE) SYNCTEX_GET(NODE,sibling)
-# define SYNCTEX_SET_SIBLING(NODE,NEW_SIBLING) if(NODE && NEW_SIBLING) {\
+# define SYNCTEX_SET_SIBLING(NODE,NEW_SIBLING) if (NODE && NEW_SIBLING) {\
SYNCTEX_GETTER(NODE,sibling)[0]=NEW_SIBLING;\
- if(SYNCTEX_CAN_PERFORM(NEW_SIBLING,parent) && SYNCTEX_CAN_PERFORM(NODE,parent)) {\
+ if (SYNCTEX_CAN_PERFORM(NEW_SIBLING,parent) && SYNCTEX_CAN_PERFORM(NODE,parent)) {\
SYNCTEX_GETTER(NEW_SIBLING,parent)[0]=SYNCTEX_GETTER(NODE,parent)[0];\
}\
}
* Friends are used mainly in forward synchronization aka from source to output.
*/
# define SYNCTEX_FRIEND(NODE) SYNCTEX_GET(NODE,friend)
-# define SYNCTEX_SET_FRIEND(NODE,NEW_FRIEND) if(NODE && NEW_FRIEND){\
+# define SYNCTEX_SET_FRIEND(NODE,NEW_FRIEND) if (NODE && NEW_FRIEND){\
SYNCTEX_GETTER(NODE,friend)[0]=NEW_FRIEND;\
}
* Navigation starts with the deeper boxes.
*/
# define SYNCTEX_NEXT_HORIZ_BOX(NODE) SYNCTEX_GET(NODE,next_box)
-# define SYNCTEX_SET_NEXT_HORIZ_BOX(NODE,NEXT_BOX) if(NODE && NEXT_BOX){\
+# define SYNCTEX_SET_NEXT_HORIZ_BOX(NODE,NEXT_BOX) if (NODE && NEXT_BOX){\
SYNCTEX_GETTER(NODE,next_box)[0]=NEXT_BOX;\
}
* This destructor is for all nodes with children.
*/
void _synctex_free_node(synctex_node_t node) {
- if(node) {
+ if (node) {
(*((node->class)->sibling))(node);
SYNCTEX_FREE(SYNCTEX_SIBLING(node));
SYNCTEX_FREE(SYNCTEX_CHILD(node));
* This destructor is for nodes with no child.
*/
void _synctex_free_leaf(synctex_node_t node) {
- if(node) {
+ if (node) {
SYNCTEX_FREE(SYNCTEX_SIBLING(node));
free(node);
}
/* sheet node creator */
synctex_node_t _synctex_new_sheet(synctex_scanner_t scanner) {
synctex_node_t node = _synctex_malloc(sizeof(synctex_sheet_t));
- if(node) {
+ if (node) {
node->class = scanner?scanner->class+synctex_node_type_sheet:(synctex_class_t)&synctex_class_sheet;
}
return node;
/* vertical box node creator */
synctex_node_t _synctex_new_vbox(synctex_scanner_t scanner) {
synctex_node_t node = _synctex_malloc(sizeof(synctex_vert_box_node_t));
- if(node) {
+ if (node) {
node->class = scanner?scanner->class+synctex_node_type_vbox:(synctex_class_t)&synctex_class_vbox;
}
return node;
/* horizontal box node creator */
synctex_node_t _synctex_new_hbox(synctex_scanner_t scanner) {
synctex_node_t node = _synctex_malloc(sizeof(synctex_horiz_box_node_t));
- if(node) {
+ if (node) {
node->class = scanner?scanner->class+synctex_node_type_hbox:(synctex_class_t)&synctex_class_hbox;
}
return node;
/* vertical void box node creator */
synctex_node_t _synctex_new_void_vbox(synctex_scanner_t scanner) {
synctex_node_t node = _synctex_malloc(sizeof(synctex_void_box_node_t));
- if(node) {
+ if (node) {
node->class = scanner?scanner->class+synctex_node_type_void_vbox:(synctex_class_t)&synctex_class_void_vbox;
}
return node;
/* horizontal void box node creator */
synctex_node_t _synctex_new_void_hbox(synctex_scanner_t scanner) {
synctex_node_t node = _synctex_malloc(sizeof(synctex_void_box_node_t));
- if(node) {
+ if (node) {
node->class = scanner?scanner->class+synctex_node_type_void_hbox:(synctex_class_t)&synctex_class_void_hbox;
}
return node;
synctex_node_t _synctex_new_math(synctex_scanner_t scanner) {
synctex_node_t node = _synctex_malloc(sizeof(synctex_medium_node_t));
- if(node) {
+ if (node) {
node->class = scanner?scanner->class+synctex_node_type_math:(synctex_class_t)&synctex_class_math;
}
return node;
synctex_node_t _synctex_new_kern(synctex_scanner_t scanner) {
synctex_node_t node = _synctex_malloc(sizeof(synctex_medium_node_t));
- if(node) {
+ if (node) {
node->class = scanner?scanner->class+synctex_node_type_kern:(synctex_class_t)&synctex_class_kern;
}
return node;
};
synctex_node_t _synctex_new_glue(synctex_scanner_t scanner) {
synctex_node_t node = _synctex_malloc(sizeof(synctex_medium_node_t));
- if(node) {
+ if (node) {
node->class = scanner?scanner->class+synctex_node_type_glue:(synctex_class_t)&synctex_class_glue;
}
return node;
synctex_node_t _synctex_new_boundary(synctex_scanner_t scanner) {
synctex_node_t node = _synctex_malloc(sizeof(synctex_small_node_t));
- if(node) {
+ if (node) {
node->class = scanner?scanner->class+synctex_node_type_boundary:(synctex_class_t)&synctex_class_boundary;
}
return node;
synctex_node_t _synctex_new_input(synctex_scanner_t scanner) {
synctex_node_t node = _synctex_malloc(sizeof(synctex_input_t));
- if(node) {
+ if (node) {
node->class = scanner?scanner->class+synctex_node_type_input:(synctex_class_t)&synctex_class_input;
}
return node;
}
void _synctex_free_input(synctex_node_t node){
- if(node) {
+ if (node) {
SYNCTEX_FREE(SYNCTEX_SIBLING(node));
free(SYNCTEX_NAME(node));
free(node);
return SYNCTEX_SIBLING(node);
}
synctex_node_t synctex_node_next(synctex_node_t node) {
- if(SYNCTEX_CHILD(node)) {
+ if (SYNCTEX_CHILD(node)) {
return SYNCTEX_CHILD(node);
}
sibling:
- if(SYNCTEX_SIBLING(node)) {
+ if (SYNCTEX_SIBLING(node)) {
return SYNCTEX_SIBLING(node);
}
- if((node = SYNCTEX_PARENT(node))) {
- if(node->class->type == synctex_node_type_sheet) {/* EXC_BAD_ACCESS? */
+ if ((node = SYNCTEX_PARENT(node))) {
+ if (node->class->type == synctex_node_type_sheet) {/* EXC_BAD_ACCESS? */
return NULL;
}
goto sibling;
/* Public node accessor: the type */
synctex_node_type_t synctex_node_type(synctex_node_t node) {
- if(node) {
+ if (node) {
return (((node)->class))->type;
}
return synctex_node_type_error;
}
void _synctex_log_sheet(synctex_node_t sheet) {
- if(sheet) {
+ if (sheet) {
printf("%s:%i\n",synctex_node_isa(sheet),SYNCTEX_PAGE(sheet));
printf("SELF:%p",(void *)sheet);
printf(" SYNCTEX_PARENT:%p",(void *)SYNCTEX_PARENT(sheet));
}
void _synctex_display_sheet(synctex_node_t sheet) {
- if(sheet) {
+ if (sheet) {
printf("....{%i\n",SYNCTEX_PAGE(sheet));
SYNCTEX_DISPLAY(SYNCTEX_CHILD(sheet));
printf("....}\n");
# define SYNCTEX_FILE (scanner->file)
/* Actually, the minimum buffer size is driven by integer and float parsing.
- * ±0.123456789e123
+ * ±0.123456789e123
*/
# define SYNCTEX_BUFFER_MIN_SIZE 16
# define SYNCTEX_BUFFER_SIZE 32768
synctex_status_t _synctex_setup_visible_box(synctex_node_t box);
synctex_status_t _synctex_horiz_box_setup_visible(synctex_node_t node,int h, int v);
synctex_status_t _synctex_scan_sheet(synctex_scanner_t scanner, synctex_node_t parent);
+synctex_status_t _synctex_scan_nested_sheet(synctex_scanner_t scanner);
synctex_status_t _synctex_scan_content(synctex_scanner_t scanner);
int synctex_scanner_pre_x_offset(synctex_scanner_t scanner);
int synctex_scanner_pre_y_offset(synctex_scanner_t scanner);
* when there was an error reading the synctex file. */
synctex_status_t _synctex_buffer_get_available_size(synctex_scanner_t scanner, size_t * size_ptr) {
size_t available = 0;
- if(NULL == scanner || NULL == size_ptr) {
+ if (NULL == scanner || NULL == size_ptr) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
# define size (* size_ptr)
- if(size>SYNCTEX_BUFFER_SIZE){
+ if (size>SYNCTEX_BUFFER_SIZE){
size = SYNCTEX_BUFFER_SIZE;
}
available = SYNCTEX_END - SYNCTEX_CUR; /* available is the number of unparsed chars in the buffer */
- if(size<=available) {
+ if (size<=available) {
/* There are already sufficiently many characters in the buffer */
size = available;
return SYNCTEX_STATUS_OK;
}
- if(SYNCTEX_FILE) {
+ if (SYNCTEX_FILE) {
/* Copy the remaining part of the buffer to the beginning,
* then read the next part of the file */
int already_read = 0;
- if(available) {
+ if (available) {
memmove(SYNCTEX_START, SYNCTEX_CUR, available);
}
SYNCTEX_CUR = SYNCTEX_START + available; /* the next character after the move, will change. */
/* Fill the buffer up to its end */
already_read = gzread(SYNCTEX_FILE,(void *)SYNCTEX_CUR,SYNCTEX_BUFFER_SIZE - available);
- if(already_read>0) {
+ if (already_read>0) {
/* We assume that 0<already_read<=SYNCTEX_BUFFER_SIZE - available, such that
* SYNCTEX_CUR + already_read = SYNCTEX_START + available + already_read <= SYNCTEX_START + SYNCTEX_BUFFER_SIZE */
SYNCTEX_END = SYNCTEX_CUR + already_read;
SYNCTEX_CUR = SYNCTEX_START;
size = SYNCTEX_END - SYNCTEX_CUR; /* == old available + already_read*/
return SYNCTEX_STATUS_OK; /* May be available is less than size, the caller will have to test. */
- } else if(0>already_read) {
- /* There is an error in zlib */
+ } else if (0>already_read) {
+ /* There is a possible error in reading the file */
int errnum = 0;
const char * error_string = gzerror(SYNCTEX_FILE, &errnum);
- if(Z_ERRNO == errnum) {
+ if (Z_ERRNO == errnum) {
/* There is an error in zlib caused by the file system */
_synctex_error("gzread error from the file system (%i)",errno);
- } else {
+ return SYNCTEX_STATUS_ERROR;
+ } else if (errnum) {
_synctex_error("gzread error (%i:%i,%s)",already_read,errnum,error_string);
+ return SYNCTEX_STATUS_ERROR;
}
- return SYNCTEX_STATUS_ERROR;
- } else {
- /* Nothing was read, we are at the end of the file. */
- gzclose(SYNCTEX_FILE);
- SYNCTEX_FILE = NULL;
- SYNCTEX_END = SYNCTEX_CUR;
- SYNCTEX_CUR = SYNCTEX_START;
- * SYNCTEX_END = '\0';/* Terminate the string properly.*/
- size = SYNCTEX_END - SYNCTEX_CUR;
- return SYNCTEX_STATUS_EOF; /* there might be a bit of text left */
}
- /* At this point, the function has already returned from above */
- }
+ /* Nothing was read, we are at the end of the file. */
+ gzclose(SYNCTEX_FILE);
+ SYNCTEX_FILE = NULL;
+ SYNCTEX_END = SYNCTEX_CUR;
+ SYNCTEX_CUR = SYNCTEX_START;
+ * SYNCTEX_END = '\0';/* Terminate the string properly.*/
+ size = SYNCTEX_END - SYNCTEX_CUR;
+ return SYNCTEX_STATUS_EOF; /* there might be a bit of text left */
+ }
/* We cannot enlarge the buffer because the end of the file was reached. */
size = available;
return SYNCTEX_STATUS_EOF;
synctex_status_t _synctex_next_line(synctex_scanner_t scanner) {
synctex_status_t status = SYNCTEX_STATUS_OK;
size_t available = 0;
- if(NULL == scanner) {
+ if (NULL == scanner) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
infinite_loop:
while(SYNCTEX_CUR<SYNCTEX_END) {
- if(*SYNCTEX_CUR == '\n') {
+ if (*SYNCTEX_CUR == '\n') {
++SYNCTEX_CUR;
available = 1;
return _synctex_buffer_get_available_size(scanner, &available);
* will read another bunch of synctex file. Little by little, we advance to the end of the file. */
available = 1;
status = _synctex_buffer_get_available_size(scanner, &available);
- if(status<=0) {
+ if (status<=0) {
return status;
}
goto infinite_loop;
size_t remaining_len = 0; /* the number of remaining characters of the_string that should match */
size_t available = 0;
synctex_status_t status = 0;
- if(NULL == scanner || NULL == the_string) {
+ if (NULL == scanner || NULL == the_string) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
remaining_len = strlen(the_string); /* All the_string should match */
- if(0 == remaining_len) {
+ if (0 == remaining_len) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
/* How many characters available in the buffer? */
available = remaining_len;
status = _synctex_buffer_get_available_size(scanner,&available);
- if(status<SYNCTEX_STATUS_EOF) {
+ if (status<SYNCTEX_STATUS_EOF) {
return status;
}
/* Maybe we have less characters than expected because the buffer is too small. */
- if(available>=remaining_len) {
+ if (available>=remaining_len) {
/* The buffer is sufficiently big to hold the expected number of characters. */
- if(strncmp((char *)SYNCTEX_CUR,the_string,remaining_len)) {
+ if (strncmp((char *)SYNCTEX_CUR,the_string,remaining_len)) {
return SYNCTEX_STATUS_NOT_OK;
}
return_OK:
/* Advance SYNCTEX_CUR to the next character after the_string. */
SYNCTEX_CUR += remaining_len;
return SYNCTEX_STATUS_OK;
- } else if(strncmp((char *)SYNCTEX_CUR,the_string,available)) {
+ } else if (strncmp((char *)SYNCTEX_CUR,the_string,available)) {
/* No need to goo further, this is not the expected string in the buffer. */
return SYNCTEX_STATUS_NOT_OK;
- } else if(SYNCTEX_FILE) {
+ } else if (SYNCTEX_FILE) {
/* The buffer was too small to contain remaining_len characters.
* We have to cut the string into pieces. */
z_off_t offset = 0L;
remaining_len -= available;
tested_len += available;
SYNCTEX_CUR += available; /* We validate the tested characters. */
- if(0 == remaining_len) {
+ if (0 == remaining_len) {
/* Nothing left to test, we have found the given string, we return the length. */
return tested_len;
}
* We will definitely have to recover the previous state in case we do not find the expected string. */
available = remaining_len;
status = _synctex_buffer_get_available_size(scanner,&available);
- if(status<SYNCTEX_STATUS_EOF) {
+ if (status<SYNCTEX_STATUS_EOF) {
return status; /* This is an error, no need to go further. */
}
- if(available==0) {
+ if (available==0) {
/* Missing characters: recover the initial state of the file and return. */
return_NOT_OK:
- if(offset != gzseek(SYNCTEX_FILE,offset,SEEK_SET)) {
+ if (offset != gzseek(SYNCTEX_FILE,offset,SEEK_SET)) {
/* This is a critical error, we could not recover the previous state. */
_synctex_error("can't seek file");
return SYNCTEX_STATUS_ERROR;
SYNCTEX_CUR = SYNCTEX_END;
return SYNCTEX_STATUS_NOT_OK;
}
- if(available<remaining_len) {
+ if (available<remaining_len) {
/* We'll have to loop one more time. */
- if(strncmp((char *)SYNCTEX_CUR,the_string,available)) {
+ if (strncmp((char *)SYNCTEX_CUR,the_string,available)) {
/* This is not the expected string, recover the previous state and return. */
goto return_NOT_OK;
}
remaining_len -= available;
tested_len += available;
SYNCTEX_CUR += available; /* We validate the tested characters. */
- if(0 == remaining_len) {
+ if (0 == remaining_len) {
/* Nothing left to test, we have found the given string. */
return SYNCTEX_STATUS_OK;
}
goto more_characters;
}
/* This is the last step. */
- if(strncmp((char *)SYNCTEX_CUR,the_string,remaining_len)) {
+ if (strncmp((char *)SYNCTEX_CUR,the_string,remaining_len)) {
/* This is not the expected string, recover the previous state and return. */
goto return_NOT_OK;
}
int result = 0;
size_t available = 0;
synctex_status_t status = 0;
- if(NULL == scanner) {
+ if (NULL == scanner) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
available = SYNCTEX_BUFFER_MIN_SIZE;
status = _synctex_buffer_get_available_size(scanner, &available);
- if(status<SYNCTEX_STATUS_EOF) {
+ if (status<SYNCTEX_STATUS_EOF) {
return status;/* Forward error. */
}
- if(available==0) {
+ if (available==0) {
return SYNCTEX_STATUS_EOF;/* it is the end of file. */
}
ptr = SYNCTEX_CUR;
- if(*ptr==':' || *ptr==',') {
+ if (*ptr==':' || *ptr==',') {
++ptr;
--available;
- if(available==0) {
+ if (available==0) {
return SYNCTEX_STATUS_NOT_OK;/* It is not possible to scan an int */
}
}
result = (int)strtol(ptr, &end, 10);
- if(end>ptr) {
+ if (end>ptr) {
SYNCTEX_CUR = end;
- if(value_ref) {
+ if (value_ref) {
* value_ref = result;
}
return SYNCTEX_STATUS_OK;/* Successfully scanned an int */
size_t len = 0;/* The number of bytes to copy */
size_t available = 0;
synctex_status_t status = 0;
- if(NULL == scanner || NULL == value_ref) {
+ if (NULL == scanner || NULL == value_ref) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
/* The buffer must at least contain one character: the '\n' end of line marker */
- if(SYNCTEX_CUR>=SYNCTEX_END) {
+ if (SYNCTEX_CUR>=SYNCTEX_END) {
available = 1;
status = _synctex_buffer_get_available_size(scanner,&available);
- if(status < 0) {
+ if (status < 0) {
return status;
}
- if(0 == available) {
+ if (0 == available) {
return SYNCTEX_STATUS_EOF;
}
}
* value_ref = NULL;/* Initialize, it will be realloc'ed */
/* We scan all the characters up to the next '\n' */
next_character:
- if(end<SYNCTEX_END) {
- if(*end == '\n') {
+ if (end<SYNCTEX_END) {
+ if (*end == '\n') {
/* OK, we found where to stop */
len = end - SYNCTEX_CUR;
- if(current_size>UINT_MAX-len-1) {
+ if (current_size>UINT_MAX-len-1) {
/* But we have reached the limit: we do not have current_size+len+1>UINT_MAX.
* We return the missing amount of memory.
* This will never occur in practice. */
/* We have current_size+len+1<=UINT_MAX
* or equivalently new_size<UINT_MAX,
* where we have assumed that len<UINT_MAX */
- if((* value_ref = realloc(* value_ref,new_size+1)) != NULL) {
- if(memcpy((*value_ref)+current_size,SYNCTEX_CUR,len)) {
+ if ((* value_ref = realloc(* value_ref,new_size+1)) != NULL) {
+ if (memcpy((*value_ref)+current_size,SYNCTEX_CUR,len)) {
(* value_ref)[new_size]='\0'; /* Terminate the string */
SYNCTEX_CUR += len;/* Advance to the terminating '\n' */
return SYNCTEX_STATUS_OK;
} else {
/* end == SYNCTEX_END */
len = SYNCTEX_END - SYNCTEX_CUR;
- if(current_size>UINT_MAX-len-1) {
+ if (current_size>UINT_MAX-len-1) {
/* We have reached the limit. */
_synctex_error("limit reached (missing %i).",current_size-(UINT_MAX-len-1));
return SYNCTEX_STATUS_ERROR;
}
new_size = current_size+len;
- if((* value_ref = realloc(* value_ref,new_size+1)) != NULL) {
- if(memcpy((*value_ref)+current_size,SYNCTEX_CUR,len)) {
+ if ((* value_ref = realloc(* value_ref,new_size+1)) != NULL) {
+ if (memcpy((*value_ref)+current_size,SYNCTEX_CUR,len)) {
(* value_ref)[new_size]='\0'; /* Terminate the string */
SYNCTEX_CUR = SYNCTEX_END;/* Advance the cursor to the end of the bufer */
return SYNCTEX_STATUS_OK;
synctex_status_t status = 0;
size_t available = 0;
synctex_node_t input = NULL;
- if(NULL == scanner) {
+ if (NULL == scanner) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
status = _synctex_match_string(scanner,"Input:");
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
/* Create a node */
input = _synctex_new_input(scanner);
- if(NULL == input) {
+ if (NULL == input) {
_synctex_error("could not create an input node.");
return SYNCTEX_STATUS_ERROR;
}
/* Decode the synctag */
status = _synctex_decode_int(scanner,&(SYNCTEX_TAG(input)));
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
_synctex_error("bad format of input node.");
SYNCTEX_FREE(input);
return status;
/* The next character is a field separator, we expect one character in the buffer. */
available = 1;
status = _synctex_buffer_get_available_size(scanner, &available);
- if(status<=SYNCTEX_STATUS_ERROR) {
+ if (status<=SYNCTEX_STATUS_ERROR) {
return status;
}
- if(0 == available) {
+ if (0 == available) {
return SYNCTEX_STATUS_EOF;
}
/* We can now safely advance to the next character, stepping over the field separator. */
--available;
/* Then we scan the file name */
status = _synctex_decode_string(scanner,&(SYNCTEX_NAME(input)));
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
SYNCTEX_FREE(input);
return status;
}
*/
synctex_status_t _synctex_scan_named(synctex_scanner_t scanner,const char * name,void * value_ref,synctex_decoder_t decoder) {
synctex_status_t status = 0;
- if(NULL == scanner || NULL == name || NULL == value_ref || NULL == decoder) {
+ if (NULL == scanner || NULL == name || NULL == value_ref || NULL == decoder) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
not_found:
status = _synctex_match_string(scanner,name);
- if(status<SYNCTEX_STATUS_NOT_OK) {
+ if (status<SYNCTEX_STATUS_NOT_OK) {
return status;
- } else if(status == SYNCTEX_STATUS_NOT_OK) {
+ } else if (status == SYNCTEX_STATUS_NOT_OK) {
status = _synctex_next_line(scanner);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
goto not_found;
*/
synctex_status_t _synctex_scan_preamble(synctex_scanner_t scanner) {
synctex_status_t status = 0;
- if(NULL == scanner) {
+ if (NULL == scanner) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
status = _synctex_scan_named(scanner,"SyncTeX Version:",&(scanner->version),(synctex_decoder_t)&_synctex_decode_int);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
status = _synctex_next_line(scanner);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
/* Read all the input records */
do {
status = _synctex_scan_input(scanner);
- if(status<SYNCTEX_STATUS_NOT_OK) {
+ if (status<SYNCTEX_STATUS_NOT_OK) {
return status;
}
} while(status == SYNCTEX_STATUS_OK);
/* the loop exits when status == SYNCTEX_STATUS_NOT_OK */
/* Now read all the required settings. */
status = _synctex_scan_named(scanner,"Output:",&(scanner->output_fmt),(synctex_decoder_t)&_synctex_decode_string);
- if(status<SYNCTEX_STATUS_NOT_OK) {
+ if (status<SYNCTEX_STATUS_NOT_OK) {
return status;
}
status = _synctex_next_line(scanner);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
status = _synctex_scan_named(scanner,"Magnification:",&(scanner->pre_magnification),(synctex_decoder_t)&_synctex_decode_int);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
status = _synctex_next_line(scanner);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
status = _synctex_scan_named(scanner,"Unit:",&(scanner->pre_unit),(synctex_decoder_t)&_synctex_decode_int);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
status = _synctex_next_line(scanner);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
status = _synctex_scan_named(scanner,"X Offset:",&(scanner->pre_x_offset),(synctex_decoder_t)&_synctex_decode_int);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
status = _synctex_next_line(scanner);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
status = _synctex_scan_named(scanner,"Y Offset:",&(scanner->pre_y_offset),(synctex_decoder_t)&_synctex_decode_int);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
return _synctex_next_line(scanner);
char * loc = setlocale(LC_NUMERIC, NULL);
#endif
size_t available = 0;
- if(NULL == scanner || NULL == value_ref) {
+ if (NULL == scanner || NULL == value_ref) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
available = SYNCTEX_BUFFER_MIN_SIZE;
status = _synctex_buffer_get_available_size(scanner, &available);
- if(status<SYNCTEX_STATUS_EOF) {
+ if (status<SYNCTEX_STATUS_EOF) {
_synctex_error("problem with float.");
return status;
}
#ifdef HAVE_SETLOCALE
setlocale(LC_NUMERIC, loc);
#endif
- if(endptr == SYNCTEX_CUR) {
+ if (endptr == SYNCTEX_CUR) {
_synctex_error("a float was expected.");
return SYNCTEX_STATUS_ERROR;
}
SYNCTEX_CUR = endptr;
- if((status = _synctex_match_string(scanner,"in")) >= SYNCTEX_STATUS_OK) {
+ if ((status = _synctex_match_string(scanner,"in")) >= SYNCTEX_STATUS_OK) {
f *= 72.27f*65536;
- } else if(status<SYNCTEX_STATUS_EOF) {
+ } else if (status<SYNCTEX_STATUS_EOF) {
report_unit_error:
_synctex_error("problem with unit.");
return status;
- } else if((status = _synctex_match_string(scanner,"cm")) >= SYNCTEX_STATUS_OK) {
+ } else if ((status = _synctex_match_string(scanner,"cm")) >= SYNCTEX_STATUS_OK) {
f *= 72.27f*65536/2.54f;
- } else if(status<0) {
+ } else if (status<0) {
goto report_unit_error;
- } else if((status = _synctex_match_string(scanner,"mm")) >= SYNCTEX_STATUS_OK) {
+ } else if ((status = _synctex_match_string(scanner,"mm")) >= SYNCTEX_STATUS_OK) {
f *= 72.27f*65536/25.4f;
- } else if(status<0) {
+ } else if (status<0) {
goto report_unit_error;
- } else if((status = _synctex_match_string(scanner,"pt")) >= SYNCTEX_STATUS_OK) {
+ } else if ((status = _synctex_match_string(scanner,"pt")) >= SYNCTEX_STATUS_OK) {
f *= 65536.0f;
- } else if(status<0) {
+ } else if (status<0) {
goto report_unit_error;
- } else if((status = _synctex_match_string(scanner,"bp")) >= SYNCTEX_STATUS_OK) {
+ } else if ((status = _synctex_match_string(scanner,"bp")) >= SYNCTEX_STATUS_OK) {
f *= 72.27f/72*65536.0f;
- } else if(status<0) {
+ } else if (status<0) {
goto report_unit_error;
- } else if((status = _synctex_match_string(scanner,"pc")) >= SYNCTEX_STATUS_OK) {
+ } else if ((status = _synctex_match_string(scanner,"pc")) >= SYNCTEX_STATUS_OK) {
f *= 12.0*65536.0f;
- } else if(status<0) {
+ } else if (status<0) {
goto report_unit_error;
- } else if((status = _synctex_match_string(scanner,"sp")) >= SYNCTEX_STATUS_OK) {
+ } else if ((status = _synctex_match_string(scanner,"sp")) >= SYNCTEX_STATUS_OK) {
f *= 1.0f;
- } else if(status<0) {
+ } else if (status<0) {
goto report_unit_error;
- } else if((status = _synctex_match_string(scanner,"dd")) >= SYNCTEX_STATUS_OK) {
+ } else if ((status = _synctex_match_string(scanner,"dd")) >= SYNCTEX_STATUS_OK) {
f *= 1238.0f/1157*65536.0f;
- } else if(status<0) {
+ } else if (status<0) {
goto report_unit_error;
- } else if((status = _synctex_match_string(scanner,"cc")) >= SYNCTEX_STATUS_OK) {
+ } else if ((status = _synctex_match_string(scanner,"cc")) >= SYNCTEX_STATUS_OK) {
f *= 14856.0f/1157*65536;
- } else if(status<0) {
+ } else if (status<0) {
goto report_unit_error;
- } else if((status = _synctex_match_string(scanner,"nd")) >= SYNCTEX_STATUS_OK) {
+ } else if ((status = _synctex_match_string(scanner,"nd")) >= SYNCTEX_STATUS_OK) {
f *= 685.0f/642*65536;
- } else if(status<0) {
+ } else if (status<0) {
goto report_unit_error;
- } else if((status = _synctex_match_string(scanner,"nc")) >= SYNCTEX_STATUS_OK) {
+ } else if ((status = _synctex_match_string(scanner,"nc")) >= SYNCTEX_STATUS_OK) {
f *= 1370.0f/107*65536;
- } else if(status<0) {
+ } else if (status<0) {
goto report_unit_error;
}
*value_ref = f;
#ifdef HAVE_SETLOCALE
char * loc = setlocale(LC_NUMERIC, NULL);
#endif
- if(NULL == scanner) {
+ if (NULL == scanner) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
/* Scan the file until a post scriptum line is found */
post_scriptum_not_found:
status = _synctex_match_string(scanner,"Post scriptum:");
- if(status<SYNCTEX_STATUS_NOT_OK) {
+ if (status<SYNCTEX_STATUS_NOT_OK) {
return status;
}
- if(status == SYNCTEX_STATUS_NOT_OK) {
+ if (status == SYNCTEX_STATUS_NOT_OK) {
status = _synctex_next_line(scanner);
- if(status<SYNCTEX_STATUS_EOF) {
+ if (status<SYNCTEX_STATUS_EOF) {
return status;
- } else if(status<SYNCTEX_STATUS_OK) {
+ } else if (status<SYNCTEX_STATUS_OK) {
return SYNCTEX_STATUS_OK;/* The EOF is found, we have properly scanned the file */
}
goto post_scriptum_not_found;
/* We found the name, advance to the next line. */
next_line:
status = _synctex_next_line(scanner);
- if(status<SYNCTEX_STATUS_EOF) {
+ if (status<SYNCTEX_STATUS_EOF) {
return status;
- } else if(status<SYNCTEX_STATUS_OK) {
+ } else if (status<SYNCTEX_STATUS_OK) {
return SYNCTEX_STATUS_OK;/* The EOF is found, we have properly scanned the file */
}
/* Scanning the information */
status = _synctex_match_string(scanner,"Magnification:");
- if(status == SYNCTEX_STATUS_OK ) {
+ if (status == SYNCTEX_STATUS_OK ) {
#ifdef HAVE_SETLOCALE
setlocale(LC_NUMERIC, "C");
#endif
#ifdef HAVE_SETLOCALE
setlocale(LC_NUMERIC, loc);
#endif
- if(endptr == SYNCTEX_CUR) {
+ if (endptr == SYNCTEX_CUR) {
_synctex_error("bad magnification in the post scriptum, a float was expected.");
return SYNCTEX_STATUS_ERROR;
}
- if(scanner->unit<=0) {
+ if (scanner->unit<=0) {
_synctex_error("bad magnification in the post scriptum, a positive float was expected.");
return SYNCTEX_STATUS_ERROR;
}
SYNCTEX_CUR = endptr;
goto next_line;
}
- if(status<SYNCTEX_STATUS_EOF){
+ if (status<SYNCTEX_STATUS_EOF){
report_record_problem:
_synctex_error("Problem reading the Post Scriptum records");
return status; /* echo the error. */
}
status = _synctex_match_string(scanner,"X Offset:");
- if(status == SYNCTEX_STATUS_OK) {
+ if (status == SYNCTEX_STATUS_OK) {
status = _synctex_scan_float_and_dimension(scanner, &(scanner->x_offset));
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
_synctex_error("problem with X offset in the Post Scriptum.");
return status;
}
goto next_line;
- } else if(status<SYNCTEX_STATUS_EOF){
+ } else if (status<SYNCTEX_STATUS_EOF){
goto report_record_problem;
}
status = _synctex_match_string(scanner,"Y Offset:");
- if(status==SYNCTEX_STATUS_OK) {
+ if (status==SYNCTEX_STATUS_OK) {
status = _synctex_scan_float_and_dimension(scanner, &(scanner->y_offset));
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
_synctex_error("problem with Y offset in the Post Scriptum.");
return status;
}
goto next_line;
- } else if(status<SYNCTEX_STATUS_EOF){
+ } else if (status<SYNCTEX_STATUS_EOF){
goto report_record_problem;
}
goto next_line;
*/
int _synctex_scan_postamble(synctex_scanner_t scanner) {
int status = 0;
- if(NULL == scanner) {
+ if (NULL == scanner) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
status = _synctex_match_string(scanner,"Postamble:");
- if(status < SYNCTEX_STATUS_OK) {
+ if (status < SYNCTEX_STATUS_OK) {
return status;
}
count_again:
status = _synctex_next_line(scanner);
- if(status < SYNCTEX_STATUS_OK) {
+ if (status < SYNCTEX_STATUS_OK) {
return status;
}
status = _synctex_scan_named(scanner,"Count:",&(scanner->count),(synctex_decoder_t)&_synctex_decode_int);
- if(status < SYNCTEX_STATUS_EOF) {
+ if (status < SYNCTEX_STATUS_EOF) {
return status; /* forward the error */
- } else if(status < SYNCTEX_STATUS_OK) { /* No Count record found */
+ } else if (status < SYNCTEX_STATUS_OK) { /* No Count record found */
status = _synctex_next_line(scanner); /* Advance one more line */
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
return status;
}
goto count_again;
* At creation time, the visible size is set to the values of the real size.
*/
synctex_status_t _synctex_setup_visible_box(synctex_node_t box) {
- if(box) {
+ if (box) {
switch(box->class->type) {
case synctex_node_type_hbox:
- if(SYNCTEX_INFO(box) != NULL) {
+ if (SYNCTEX_INFO(box) != NULL) {
SYNCTEX_HORIZ_V(box) = SYNCTEX_HORIZ(box);
SYNCTEX_VERT_V(box) = SYNCTEX_VERT(box);
SYNCTEX_WIDTH_V(box) = SYNCTEX_WIDTH(box);
# pragma unused(v)
# endif
int itsBtm, itsTop;
- if(NULL == node || node->class->type != synctex_node_type_hbox) {
+ if (NULL == node || node->class->type != synctex_node_type_hbox) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
- if(SYNCTEX_WIDTH_V(node)<0) {
+ if (SYNCTEX_WIDTH_V(node)<0) {
itsBtm = SYNCTEX_HORIZ_V(node);
itsTop = SYNCTEX_HORIZ_V(node)-SYNCTEX_WIDTH_V(node);
- if(h<itsBtm) {
+ if (h<itsBtm) {
SYNCTEX_HORIZ_V(node) = h;
SYNCTEX_WIDTH_V(node) = SYNCTEX_HORIZ_V(node) - itsTop;
- } else if(h>itsTop) {
+ } else if (h>itsTop) {
SYNCTEX_WIDTH_V(node) = SYNCTEX_HORIZ_V(node) - h;
}
} else {
itsBtm = SYNCTEX_HORIZ_V(node);
itsTop = SYNCTEX_HORIZ_V(node)+SYNCTEX_WIDTH_V(node);
- if(h<itsBtm) {
+ if (h<itsBtm) {
SYNCTEX_HORIZ_V(node) = h;
SYNCTEX_WIDTH_V(node) = itsTop - SYNCTEX_HORIZ_V(node);
- } else if(h>itsTop) {
+ } else if (h>itsTop) {
SYNCTEX_WIDTH_V(node) = h - SYNCTEX_HORIZ_V(node);
}
}
return SYNCTEX_STATUS_OK;
}
+/* Here are the control characters that strat each line of the synctex output file.
+ * Their values define the meaning of the line.
+ */
+# define SYNCTEX_CHAR_BEGIN_SHEET '{'
+# define SYNCTEX_CHAR_END_SHEET '}'
+# define SYNCTEX_CHAR_BEGIN_VBOX '['
+# define SYNCTEX_CHAR_END_VBOX ']'
+# define SYNCTEX_CHAR_BEGIN_HBOX '('
+# define SYNCTEX_CHAR_END_HBOX ')'
+# define SYNCTEX_CHAR_ANCHOR '!'
+# define SYNCTEX_CHAR_VOID_VBOX 'v'
+# define SYNCTEX_CHAR_VOID_HBOX 'h'
+# define SYNCTEX_CHAR_KERN 'k'
+# define SYNCTEX_CHAR_GLUE 'g'
+# define SYNCTEX_CHAR_MATH '$'
+# define SYNCTEX_CHAR_BOUNDARY 'x'
+
+# define SYNCTEX_RETURN(STATUS) return STATUS;
+
+/* Used when parsing the synctex file. A '{' character has just been parsed.
+ * The purpose is to gobble everything until the closing '}'.
+ * Actually only one nesting depth has been observed when using the clip option
+ * of \includegraphics option. Here we use arbitrary level of depth.
+ */
+synctex_status_t _synctex_scan_nested_sheet(synctex_scanner_t scanner) {
+ unsigned int depth = 0;
+deeper:
+ ++depth;
+ if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+ _synctex_error("Unexpected end of nested sheet (1).");
+ SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
+ }
+scan_next_line:
+ if (SYNCTEX_CUR<SYNCTEX_END) {
+ if (*SYNCTEX_CUR == SYNCTEX_CHAR_END_SHEET) {
+ ++SYNCTEX_CUR;
+ if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+ _synctex_error("Unexpected end of nested sheet (2).");
+ SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
+ }
+ if (--depth>0) {
+ goto scan_next_line;
+ } else {
+ SYNCTEX_RETURN(SYNCTEX_STATUS_OK);
+ }
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_BEGIN_SHEET) {
+ ++SYNCTEX_CUR;
+ goto deeper;
+
+ } else if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+ _synctex_error("Unexpected end of nested sheet (3).");
+ SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
+ }
+ }
+ _synctex_error("Unexpected end of nested sheet (4).");
+ SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
+}
+
/* Used when parsing the synctex file.
* The sheet argument is a newly created sheet node that will hold the contents.
* Something is returned in case of error.
synctex_info_t * info = NULL;
synctex_status_t status = 0;
size_t available = 0;
- if((NULL == scanner) || (NULL == sheet)) {
+ if ((NULL == scanner) || (NULL == sheet)) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
/* We MUST start with a box, so at this level, the unique possibility is '[', '(' or "}". */
prepare_loop:
- if(SYNCTEX_CUR<SYNCTEX_END) {
- if(*SYNCTEX_CUR == '[') {
+ if (SYNCTEX_CUR<SYNCTEX_END) {
+ if (*SYNCTEX_CUR == SYNCTEX_CHAR_BEGIN_VBOX) {
scan_vbox:
++SYNCTEX_CUR;
- if((child = _synctex_new_vbox(scanner)) && (info = SYNCTEX_INFO(child))) {
+ if ((child = _synctex_new_vbox(scanner)) && (info = SYNCTEX_INFO(child))) {
# define SYNCTEX_DECODE_FAILED(WHAT) \
(_synctex_decode_int(scanner,&(info[WHAT].INT))<SYNCTEX_STATUS_OK)
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_DEPTH_IDX)
|| _synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
_synctex_error("Bad vbox record.");
- #define SYNCTEX_RETURN(STATUS) return STATUS;
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
SYNCTEX_SET_CHILD(parent,child);
_synctex_error("Can't create vbox record.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == '(') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_BEGIN_HBOX) {
scan_hbox:
++SYNCTEX_CUR;
- if((child = _synctex_new_hbox(scanner)) && (info = SYNCTEX_INFO(child))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if ((child = _synctex_new_hbox(scanner)) && (info = SYNCTEX_INFO(child))) {
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create hbox record.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == '}') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_END_SHEET) {
scan_teehs:
++SYNCTEX_CUR;
- if(NULL == parent || parent->class->type != synctex_node_type_sheet
+ if (NULL == parent || parent->class->type != synctex_node_type_sheet
|| _synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
_synctex_error("Unexpected end of sheet.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
SYNCTEX_RETURN(SYNCTEX_STATUS_OK);
- } else if(*SYNCTEX_CUR == '!') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_BEGIN_SHEET) {
+ /* Addendum to version 1.10 to manage nested sheets */
+ ++SYNCTEX_CUR;
+ if (_synctex_scan_nested_sheet(scanner)<SYNCTEX_STATUS_OK) {
+ _synctex_error("Unexpected nested sheet.");
+ SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
+ }
+ goto prepare_loop;
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_ANCHOR) {
scan_anchor:
++SYNCTEX_CUR;
- if(_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+ if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
_synctex_error("Missing anchor.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
} else {
/* _synctex_error("Ignored record %c\n",*SYNCTEX_CUR); */
++SYNCTEX_CUR;
- if(_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+ if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
_synctex_error("Unexpected end.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
} else {
available = 1;
status = _synctex_buffer_get_available_size(scanner,&available);
- if(status<SYNCTEX_STATUS_OK && available>0){
+ if (status<SYNCTEX_STATUS_OK && available>0){
_synctex_error("Uncomplete sheet(0)");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
} else {
/* The child loop means that we go do one level, when we just created a box node,
* the next node created is a child of this box. */
child_loop:
- if(SYNCTEX_CUR<SYNCTEX_END) {
- if(*SYNCTEX_CUR == '[') {
+ if (SYNCTEX_CUR<SYNCTEX_END) {
+ if (*SYNCTEX_CUR == SYNCTEX_CHAR_BEGIN_VBOX) {
goto scan_vbox;
- } else if(*SYNCTEX_CUR == ']') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_END_VBOX) {
scan_xobv:
++SYNCTEX_CUR;
- if(NULL != parent && parent->class->type == synctex_node_type_vbox) {
+ if (NULL != parent && parent->class->type == synctex_node_type_vbox) {
#define SYNCTEX_UPDATE_BOX_FRIEND(NODE)\
friend_index = ((SYNCTEX_INFO(NODE))[SYNCTEX_TAG_IDX].INT+(SYNCTEX_INFO(NODE))[SYNCTEX_LINE_IDX].INT)%(scanner->number_of_lists);\
SYNCTEX_SET_FRIEND(NODE,(scanner->lists_of_friends)[friend_index]);\
(scanner->lists_of_friends)[friend_index] = NODE;
- if(NULL == SYNCTEX_CHILD(parent)) {
+ if (NULL == SYNCTEX_CHILD(parent)) {
/* only void boxes are friends */
SYNCTEX_UPDATE_BOX_FRIEND(parent);
}
child = parent;
parent = SYNCTEX_PARENT(child);
} else {
- _synctex_error("Unexpected ']', ignored.");
+ _synctex_error("Unexpected end of vbox, ignored.");
}
- if(_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+ if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
_synctex_error("Uncomplete sheet.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
goto sibling_loop;
- } else if(*SYNCTEX_CUR == '(') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_BEGIN_HBOX) {
goto scan_hbox;
- } else if(*SYNCTEX_CUR == ')') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_END_HBOX) {
scan_xobh:
++SYNCTEX_CUR;
- if((parent) && parent->class->type == synctex_node_type_hbox) {
- if(NULL == child) {
+ if ((parent) && parent->class->type == synctex_node_type_hbox) {
+ if (NULL == child) {
/* Only boxes with no children are friends,
* boxes with children are indirectly friends through one of their descendants. */
SYNCTEX_UPDATE_BOX_FRIEND(parent);
child = parent;
parent = SYNCTEX_PARENT(child);
} else {
- _synctex_error("Unexpected ')', ignored.");
+ _synctex_error("Unexpected enf of hbox, ignored.");
}
- if(_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+ if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
_synctex_error("Uncomplete sheet.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
goto sibling_loop;
- } else if(*SYNCTEX_CUR == 'v') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_VOID_VBOX) {
++SYNCTEX_CUR;
- if(NULL != (child = _synctex_new_void_vbox(scanner))
+ if (NULL != (child = _synctex_new_void_vbox(scanner))
&& NULL != (info = SYNCTEX_INFO(child))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create vbox record.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == 'h') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_VOID_HBOX) {
++SYNCTEX_CUR;
- if(NULL != (child = _synctex_new_void_hbox(scanner))
+ if (NULL != (child = _synctex_new_void_hbox(scanner))
&& NULL != (info = SYNCTEX_INFO(child))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create void hbox record.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == 'k') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_KERN) {
++SYNCTEX_CUR;
- if(NULL != (child = _synctex_new_kern(scanner))
+ if (NULL != (child = _synctex_new_kern(scanner))
&& NULL != (info = SYNCTEX_INFO(child))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create kern record.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == 'g') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_GLUE) {
++SYNCTEX_CUR;
- if(NULL != (child = _synctex_new_glue(scanner))
+ if (NULL != (child = _synctex_new_glue(scanner))
&& NULL != (info = SYNCTEX_INFO(child))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create glue record.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == '$') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_MATH) {
++SYNCTEX_CUR;
- if(NULL != (child = _synctex_new_math(scanner))
+ if (NULL != (child = _synctex_new_math(scanner))
&& NULL != (info = SYNCTEX_INFO(child))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create math record.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == 'x') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_BOUNDARY) {
++SYNCTEX_CUR;
- if(NULL != (child = _synctex_new_boundary(scanner))
+ if (NULL != (child = _synctex_new_boundary(scanner))
&& NULL != (info = SYNCTEX_INFO(child))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create math record.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == '}') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_END_SHEET) {
goto scan_teehs;
- } else if(*SYNCTEX_CUR == '!') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_BEGIN_SHEET) {
+ /* Addendum to version 1.10 to manage nested sheets */
+ ++SYNCTEX_CUR;
+ if (_synctex_scan_nested_sheet(scanner)<SYNCTEX_STATUS_OK) {
+ _synctex_error("Unexpected nested sheet.");
+ SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
+ }
+ goto child_loop;
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_ANCHOR) {
goto scan_anchor;
} else {
/* _synctex_error("Ignored record %c\n",*SYNCTEX_CUR); */
++SYNCTEX_CUR;
- if(_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+ if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
_synctex_error("Unexpected end.");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
} else {
available = 1;
status = _synctex_buffer_get_available_size(scanner,&available);
- if(status<SYNCTEX_STATUS_OK && available>0){
+ if (status<SYNCTEX_STATUS_OK && available>0){
_synctex_error("Uncomplete sheet(0)");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
} else {
/* The vertical loop means that we are on the same level, for example when we just ended a box.
* If a node is created now, it will be a sibling of the current node, sharing the same parent. */
sibling_loop:
- if(SYNCTEX_CUR<SYNCTEX_END) {
- if(*SYNCTEX_CUR == '[') {
+ if (SYNCTEX_CUR<SYNCTEX_END) {
+ if (*SYNCTEX_CUR == SYNCTEX_CHAR_BEGIN_VBOX) {
++SYNCTEX_CUR;
- if(NULL != (sibling = _synctex_new_vbox(scanner))
+ if (NULL != (sibling = _synctex_new_vbox(scanner))
&& NULL != (info = SYNCTEX_INFO(sibling))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create vbox record (2).");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == ']') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_END_VBOX) {
goto scan_xobv;
- } else if(*SYNCTEX_CUR == '(') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_BEGIN_HBOX) {
++SYNCTEX_CUR;
- if(NULL != (sibling = _synctex_new_hbox(scanner)) &&
+ if (NULL != (sibling = _synctex_new_hbox(scanner)) &&
NULL != (info = SYNCTEX_INFO(sibling))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create hbox record (2).");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == ')') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_END_HBOX) {
goto scan_xobh;
- } else if(*SYNCTEX_CUR == 'v') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_VOID_VBOX) {
++SYNCTEX_CUR;
- if(NULL != (sibling = _synctex_new_void_vbox(scanner)) &&
+ if (NULL != (sibling = _synctex_new_void_vbox(scanner)) &&
NULL != (info = SYNCTEX_INFO(sibling))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("can't create void vbox record (2).");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == 'h') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_VOID_HBOX) {
++SYNCTEX_CUR;
- if(NULL != (sibling = _synctex_new_void_hbox(scanner)) &&
+ if (NULL != (sibling = _synctex_new_void_hbox(scanner)) &&
NULL != (info = SYNCTEX_INFO(sibling))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("can't create void hbox record (2).");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == 'k') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_KERN) {
++SYNCTEX_CUR;
- if(NULL != (sibling = _synctex_new_kern(scanner))
+ if (NULL != (sibling = _synctex_new_kern(scanner))
&& NULL != (info = SYNCTEX_INFO(sibling))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create kern record (2).");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == 'g') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_GLUE) {
++SYNCTEX_CUR;
- if(NULL != (sibling = _synctex_new_glue(scanner))
+ if (NULL != (sibling = _synctex_new_glue(scanner))
&& NULL != (info = SYNCTEX_INFO(sibling))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create glue record (2).");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == '$') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_MATH) {
++SYNCTEX_CUR;
- if(NULL != (sibling = _synctex_new_math(scanner))
+ if (NULL != (sibling = _synctex_new_math(scanner))
&& NULL != (info = SYNCTEX_INFO(sibling))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create math record (2).");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == 'x') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_BOUNDARY) {
++SYNCTEX_CUR;
- if(NULL != (sibling = _synctex_new_boundary(scanner))
+ if (NULL != (sibling = _synctex_new_boundary(scanner))
&& NULL != (info = SYNCTEX_INFO(sibling))) {
- if(SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
+ if (SYNCTEX_DECODE_FAILED(SYNCTEX_TAG_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_LINE_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_HORIZ_IDX)
|| SYNCTEX_DECODE_FAILED(SYNCTEX_VERT_IDX)
_synctex_error("Can't create boundary record (2).");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
- } else if(*SYNCTEX_CUR == '}') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_END_SHEET) {
goto scan_teehs;
- } else if(*SYNCTEX_CUR == '!') {
+ } else if (*SYNCTEX_CUR == SYNCTEX_CHAR_ANCHOR) {
++SYNCTEX_CUR;
- if(_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+ if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
_synctex_error("Missing anchor (2).");
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
} else {
++SYNCTEX_CUR;
/* _synctex_error("Ignored record %c(2)\n",*SYNCTEX_CUR); */
- if(_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+ if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
}
goto sibling_loop;
} else {
available = 1;
status = _synctex_buffer_get_available_size(scanner,&available);
- if(status<SYNCTEX_STATUS_OK && available>0){
+ if (status<SYNCTEX_STATUS_OK && available>0){
goto sibling_loop;
} else {
_synctex_error("Uncomplete sheet(2)");
synctex_status_t _synctex_scan_content(synctex_scanner_t scanner) {
synctex_node_t sheet = NULL;
synctex_status_t status = 0;
- if(NULL == scanner) {
+ if (NULL == scanner) {
return SYNCTEX_STATUS_BAD_ARGUMENT;
}
/* set up the lists of friends */
- if(NULL == scanner->lists_of_friends) {
+ if (NULL == scanner->lists_of_friends) {
scanner->number_of_lists = 1024;
scanner->lists_of_friends = (synctex_node_t *)_synctex_malloc(scanner->number_of_lists*sizeof(synctex_node_t));
- if(NULL == scanner->lists_of_friends) {
+ if (NULL == scanner->lists_of_friends) {
_synctex_error("malloc:2");
return SYNCTEX_STATUS_ERROR;
}
/* Find where this section starts */
content_not_found:
status = _synctex_match_string(scanner,"Content:");
- if(status<SYNCTEX_STATUS_EOF) {
+ if (status<SYNCTEX_STATUS_EOF) {
return status;
}
- if(_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+ if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
_synctex_error("Uncomplete Content.");
return SYNCTEX_STATUS_ERROR;
}
- if(status == SYNCTEX_STATUS_NOT_OK) {
+ if (status == SYNCTEX_STATUS_NOT_OK) {
goto content_not_found;
}
next_sheet:
- if(*SYNCTEX_CUR != '{') {
+ if (*SYNCTEX_CUR != SYNCTEX_CHAR_BEGIN_SHEET) {
status = _synctex_scan_postamble(scanner);
- if(status < SYNCTEX_STATUS_EOF) {
+ if (status < SYNCTEX_STATUS_EOF) {
_synctex_error("Bad content.");
return status;
}
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
status = _synctex_next_line(scanner);
- if(status < SYNCTEX_STATUS_OK) {
+ if (status < SYNCTEX_STATUS_OK) {
_synctex_error("Bad content.");
return status;
}
/* Create a new sheet node */
sheet = _synctex_new_sheet(scanner);
status = _synctex_decode_int(scanner,&(SYNCTEX_PAGE(sheet)));
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
_synctex_error("Missing sheet number.");
bail:
SYNCTEX_FREE(sheet);
return SYNCTEX_STATUS_ERROR;
}
status = _synctex_next_line(scanner);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
_synctex_error("Uncomplete file.");
goto bail;
}
status = _synctex_scan_sheet(scanner,sheet);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
_synctex_error("Bad sheet content.");
goto bail;
}
/* Now read the list of Inputs between 2 sheets. */
do {
status = _synctex_scan_input(scanner);
- if(status<SYNCTEX_STATUS_EOF) {
+ if (status<SYNCTEX_STATUS_EOF) {
_synctex_error("Bad input section.");
goto bail;
}
gzFile file = NULL;
char * synctex = NULL;
synctex_scanner_t scanner = NULL;
- synctex_io_mode_t io_mode = synctex_io_mode_read;
+ synctex_io_mode_t io_mode = 0;
/* Here we assume that int are smaller than void * */
- if(sizeof(int)>sizeof(void*)) {
+ if (sizeof(int)>sizeof(void*)) {
_synctex_error("INTERNAL INCONSISTENCY: int's are unexpectedly bigger than pointers, bailing out.");
return NULL;
}
/* We ensure that SYNCTEX_BUFFER_SIZE < UINT_MAX, I don't know if it makes sense... */
- if(SYNCTEX_BUFFER_SIZE >= UINT_MAX) {
+ if (SYNCTEX_BUFFER_SIZE >= UINT_MAX) {
_synctex_error("SyncTeX BUG: Internal inconsistency, bad SYNCTEX_BUFFER_SIZE (1)");
return NULL;
}
/* for integers: */
- if(SYNCTEX_BUFFER_SIZE < SYNCTEX_BUFFER_MIN_SIZE) {
+ if (SYNCTEX_BUFFER_SIZE < SYNCTEX_BUFFER_MIN_SIZE) {
_synctex_error("SyncTeX BUG: Internal inconsistency, bad SYNCTEX_BUFFER_SIZE (2)");
return NULL;
}
/* now open the synctex file */
- if(_synctex_open(output,build_directory,&synctex,&file,synctex_NO,&io_mode) || !file) {
- if(_synctex_open(output,build_directory,&synctex,&file,synctex_YES,&io_mode) || !file) {
+ if (_synctex_open(output,build_directory,&synctex,&file,synctex_ADD_QUOTES,&io_mode) || !file) {
+ if (_synctex_open(output,build_directory,&synctex,&file,synctex_DONT_ADD_QUOTES,&io_mode) || !file) {
return NULL;
}
}
scanner = (synctex_scanner_t)_synctex_malloc(sizeof(_synctex_scanner_t));
- if(NULL == scanner) {
+ if (NULL == scanner) {
_synctex_error("SyncTeX: malloc problem");
free(synctex);
gzclose(file);
return NULL;
}
/* make a private copy of output for the scanner */
- if(NULL == (scanner->output = (char *)malloc(strlen(output)+1))){
+ if (NULL == (scanner->output = (char *)malloc(strlen(output)+1))){
_synctex_error("! synctex_scanner_new_with_output_file: Memory problem (2), scanner's output is not reliable.");
- } else if(scanner->output != strcpy(scanner->output,output)) {
+ } else if (scanner->output != strcpy(scanner->output,output)) {
_synctex_error("! synctex_scanner_new_with_output_file: Copy problem, scanner's output is not reliable.");
}
scanner->synctex = synctex;/* Now the scanner owns synctex */
return parse? synctex_scanner_parse(scanner):scanner;
}
-int __synctex_open(const char * output, char ** synctex_name_ref, gzFile * file_ref, synctex_bool_t add_quotes, synctex_io_mode_t * io_modeRef);
+int __synctex_open(const char * output, char ** synctex_name_ref, gzFile * file_ref, synctex_bool_t add_quotes, synctex_io_mode_t * io_mode_ref);
/* This functions opens the file at the "output" given location.
- * It manages the problem of quoted filenames that appear with pdftex an filenames containing the space character.
+ * It manages the problem of quoted filenames that appear with pdftex and filenames containing the space character.
* In TeXLive 2008, the synctex file created with pdftex did contain unexpected quotes.
* This function will remove them if possible.
+ * All the reference arguments will take a value on return. They must be non NULL.
* 0 on success, non 0 on error. */
-int __synctex_open(const char * output, char ** synctex_name_ref, gzFile * file_ref, synctex_bool_t add_quotes, synctex_io_mode_t * io_modeRef) {
-# define synctex_name (*synctex_name_ref)
-# define the_file (*file_ref)
- if(synctex_name_ref && file_ref) {
- char * quoteless = NULL;
- synctex_io_mode_t io_mode = *io_modeRef;
- const char * mode = synctex_io_modes[io_mode];
+int __synctex_open(const char * output, char ** synctex_name_ref, gzFile * file_ref, synctex_bool_t add_quotes, synctex_io_mode_t * io_mode_ref) {
+ if (synctex_name_ref && file_ref && io_mode_ref) {
+ /* 1 local variables that uses dynamic memory */
+ char * synctex_name = NULL;
+ gzFile the_file = NULL;
+ char * quoteless_synctex_name = NULL;
size_t size = 0;
+ synctex_io_mode_t io_mode = *io_mode_ref;
+ const char * mode = _synctex_get_io_mode_name(io_mode);
/* now create the synctex file name */
size = strlen(output)+strlen(synctex_suffix)+strlen(synctex_suffix_gz)+1;
synctex_name = (char *)malloc(size);
- if(NULL == synctex_name) {
+ if (NULL == synctex_name) {
_synctex_error("! __synctex_open: Memory problem (1)\n");
return 1;
}
- /* we have reserved for synctex enough memory to copy output, both suffices and 2 quotes,
+ /* we have reserved for synctex enough memory to copy output (including its 2 eventual quotes), both suffices,
* including the terminating character. size is free now. */
- if(synctex_name != strcpy(synctex_name,output)) {
+ if (synctex_name != strcpy(synctex_name,output)) {
_synctex_error("! __synctex_open: Copy problem\n");
return_on_error:
free(synctex_name);
- synctex_name = NULL;/* Don't forget to reinitialize. */
- the_file = NULL; /* Here as well */
- free(quoteless);
+ free(quoteless_synctex_name);
return 2;
}
/* remove the last path extension if any */
_synctex_strip_last_path_extension(synctex_name);
- if(!strlen(synctex_name)) {
+ if (!strlen(synctex_name)) {
goto return_on_error;
}
/* now insert quotes. */
- if(add_quotes) {
+ if (add_quotes) {
char * quoted = NULL;
- if(_synctex_copy_with_quoting_last_path_component(synctex_name,"ed,size) || (NULL == quoted)) {
+ if (_synctex_copy_with_quoting_last_path_component(synctex_name,"ed,size) || (NULL == quoted)) {
/* There was an error or quoting does not make sense: */
goto return_on_error;
}
- quoteless = synctex_name;
+ quoteless_synctex_name = synctex_name;
synctex_name = quoted;
}
- /* Now add the first path extension. */
- if(synctex_name != strcat(synctex_name,synctex_suffix)){
+ /* Now add to synctex_name the first path extension. */
+ if (synctex_name != strcat(synctex_name,synctex_suffix)){
_synctex_error("! __synctex_open: Concatenation problem (can't add suffix '%s')\n",synctex_suffix);
goto return_on_error;
}
- /* To quoteless as well. */
- if(quoteless && (quoteless != strcat(quoteless,synctex_suffix))){
- free(quoteless);
- quoteless = NULL;
+ /* Add to quoteless_synctex_name as well, if relevant. */
+ if (quoteless_synctex_name && (quoteless_synctex_name != strcat(quoteless_synctex_name,synctex_suffix))){
+ free(quoteless_synctex_name);
+ quoteless_synctex_name = NULL;
}
- if(NULL == (the_file = gzopen(synctex_name,mode))) {
+ if (NULL == (the_file = gzopen(synctex_name,mode))) {
/* Could not open this file */
- if(errno != ENOENT) {
- /* The file does exist, this is a lower lever error, I can't do anything. */
+ if (errno != ENOENT) {
+ /* The file does exist, this is a lower level error, I can't do anything. */
_synctex_error("SyncTeX: could not open %s, error %i\n",synctex_name,errno);
goto return_on_error;
}
- /* Try the compressed version */
- if(synctex_name != strcat(synctex_name,synctex_suffix_gz)){
+ /* Apparently, there is no uncompressed synctex file. Try the compressed version */
+ if (synctex_name != strcat(synctex_name,synctex_suffix_gz)){
_synctex_error("! __synctex_open: Concatenation problem (can't add suffix '%s')\n",synctex_suffix_gz);
goto return_on_error;
}
- ++io_mode;
- mode = synctex_io_modes[io_mode]; /* the file is a compressed and is a binary file, this caused errors on Windows */
- /* To quoteless as well. */
- if(quoteless && (quoteless != strcat(quoteless,synctex_suffix_gz))){
- free(quoteless);
- quoteless = NULL;
+ io_mode |= synctex_io_gz_mask;
+ mode = _synctex_get_io_mode_name(io_mode); /* the file is a compressed and is a binary file, this caused errors on Windows */
+ /* Add the suffix to the quoteless_synctex_name as well. */
+ if (quoteless_synctex_name && (quoteless_synctex_name != strcat(quoteless_synctex_name,synctex_suffix_gz))){
+ free(quoteless_synctex_name);
+ quoteless_synctex_name = NULL;
}
- if(NULL == (the_file = gzopen(synctex_name,mode))) {
+ if (NULL == (the_file = gzopen(synctex_name,mode))) {
/* Could not open this file */
- if(errno != ENOENT) {
- /* The file does exist, this is a lower lever error, I can't do anything. */
+ if (errno != ENOENT) {
+ /* The file does exist, this is a lower level error, I can't do anything. */
_synctex_error("SyncTeX: could not open %s, error %i\n",synctex_name,errno);
}
goto return_on_error;
}
/* At this point, the file is properly open.
* If we are in the add_quotes mode, we change the file name by removing the quotes. */
- if(quoteless) {
+ if (quoteless_synctex_name) {
gzclose(the_file);
- if(rename(synctex_name,quoteless)) {
- _synctex_error("SyncTeX: could not rename %s to %s, error %i\n",synctex_name,quoteless,errno);
- /* Reopen the file. */
- if(NULL == (the_file = gzopen(synctex_name,mode))) {
- /* Could not open this file */
- if(errno != ENOENT) {
- /* The file does exist, this is a lower lever error, I can't do anything. */
+ if (rename(synctex_name,quoteless_synctex_name)) {
+ _synctex_error("SyncTeX: could not rename %s to %s, error %i\n",synctex_name,quoteless_synctex_name,errno);
+ /* We could not rename, reopen the file with the quoted name. */
+ if (NULL == (the_file = gzopen(synctex_name,mode))) {
+ /* No luck, could not re open this file, something has happened meanwhile */
+ if (errno != ENOENT) {
+ /* The file does not exist any more, it has certainly be removed somehow
+ * this is a lower level error, I can't do anything. */
_synctex_error("SyncTeX: could not open again %s, error %i\n",synctex_name,errno);
}
goto return_on_error;
}
} else {
- if(NULL == (the_file = gzopen(quoteless,mode))) {
+ /* The file has been successfully renamed */
+ if (NULL == (the_file = gzopen(quoteless_synctex_name,mode))) {
/* Could not open this file */
- if(errno != ENOENT) {
- /* The file does exist, this is a lower lever error, I can't do anything. */
- _synctex_error("SyncTeX: could not open renamed %s, error %i\n",quoteless,errno);
+ if (errno != ENOENT) {
+ /* The file does exist, this is a lower level error, I can't do anything. */
+ _synctex_error("SyncTeX: could not open renamed %s, error %i\n",quoteless_synctex_name,errno);
}
goto return_on_error;
}
/* The quote free file name should replace the old one:*/
free(synctex_name);
- synctex_name = quoteless;
- quoteless = NULL;
+ synctex_name = quoteless_synctex_name;
+ quoteless_synctex_name = NULL;
}
}
- /* We are returning properly so we can also return the proper io_mode */
- *io_modeRef = io_mode;
+ /* The operation is successfull, return the arguments by value. */
+ * file_ref = the_file;
+ * io_mode_ref = io_mode;
+ * synctex_name_ref = synctex_name;
return 0;
}
return 3; /* Bad parameter. */
-# undef synctex_name
-# undef the_file
}
/* Opens the ouput file, taking into account the eventual build_directory.
* 0 on success, non 0 on error. */
-int _synctex_open(const char * output, const char * build_directory, char ** synctex_name_ref, gzFile * file_ref, synctex_bool_t add_quotes, synctex_io_mode_t * io_modeRef) {
+int _synctex_open(const char * output, const char * build_directory, char ** synctex_name_ref, gzFile * file_ref, synctex_bool_t add_quotes, synctex_io_mode_t * io_mode_ref) {
# define synctex_name (*synctex_name_ref)
# define the_file (*file_ref)
- int result = __synctex_open(output,synctex_name_ref,file_ref,add_quotes,io_modeRef);
- if((result || !*file_ref) && build_directory && strlen(build_directory)) {
+ int result = __synctex_open(output,synctex_name_ref,file_ref,add_quotes,io_mode_ref);
+ if ((result || !*file_ref) && build_directory && strlen(build_directory)) {
char * build_output;
- const char * lpc;
+ const char *lpc;
size_t size;
synctex_bool_t is_absolute;
build_output = NULL;
lpc = _synctex_last_path_component(output);
- size = strlen(build_directory)+strlen(lpc)+2;
+ size = strlen(build_directory)+strlen(lpc)+2; /* One for the '/' and one for the '\0'. */
is_absolute = _synctex_path_is_absolute(build_directory);
- if(!is_absolute) {
+ if (!is_absolute) {
size += strlen(output);
}
- if((build_output = (char *)malloc(size))) {
- if(is_absolute) {
+ if ((build_output = (char *)malloc(size))) {
+ if (is_absolute) {
build_output[0] = '\0';
} else {
- if(build_output != strcpy(build_output,output)) {
+ if (build_output != strcpy(build_output,output)) {
return -4;
}
build_output[lpc-output]='\0';
}
- if(build_output == strcat(build_output,build_directory)) {
+ if (build_output == strcat(build_output,build_directory)) {
/* Append a path separator if necessary. */
- if(!SYNCTEX_IS_PATH_SEPARATOR(build_output[strlen(build_directory)-1])) {
- if(build_output != strcat(build_output,"/")) {
+ if (!SYNCTEX_IS_PATH_SEPARATOR(build_output[strlen(build_directory)-1])) {
+ if (build_output != strcat(build_output,"/")) {
return -2;
}
}
/* Append the last path component of the output. */
- if(build_output != strcat(build_output,lpc)) {
+ if (build_output != strcat(build_output,lpc)) {
return -3;
}
- return __synctex_open(build_output,synctex_name_ref,file_ref,add_quotes,io_modeRef);
+ return __synctex_open(build_output,synctex_name_ref,file_ref,add_quotes,io_mode_ref);
}
}
return -1;
/* The scanner destructor
*/
void synctex_scanner_free(synctex_scanner_t scanner) {
- if(NULL == scanner) {
+ if (NULL == scanner) {
return;
}
- if(SYNCTEX_FILE) {
+ if (SYNCTEX_FILE) {
gzclose(SYNCTEX_FILE);
SYNCTEX_FILE = NULL;
}
/* Where the synctex scanner parses the contents of the file. */
synctex_scanner_t synctex_scanner_parse(synctex_scanner_t scanner) {
synctex_status_t status = 0;
- if(!scanner || scanner->flags.has_parsed) {
+ if (!scanner || scanner->flags.has_parsed) {
return scanner;
}
scanner->flags.has_parsed=1;
scanner->class[synctex_node_type_boundary] = synctex_class_boundary;
(scanner->class[synctex_node_type_boundary]).scanner = scanner;
SYNCTEX_START = (char *)malloc(SYNCTEX_BUFFER_SIZE+1); /* one more character for null termination */
- if(NULL == SYNCTEX_START) {
+ if (NULL == SYNCTEX_START) {
_synctex_error("SyncTeX: malloc error");
synctex_scanner_free(scanner);
return NULL;
*SYNCTEX_END = '\0';
SYNCTEX_CUR = SYNCTEX_END;
status = _synctex_scan_preamble(scanner);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
_synctex_error("SyncTeX Error: Bad preamble\n");
bailey:
synctex_scanner_free(scanner);
return NULL;
}
status = _synctex_scan_content(scanner);
- if(status<SYNCTEX_STATUS_OK) {
+ if (status<SYNCTEX_STATUS_OK) {
_synctex_error("SyncTeX Error: Bad content\n");
goto bailey;
}
/* Final tuning: set the default values for various parameters */
/* 1 pre_unit = (scanner->pre_unit)/65536 pt = (scanner->pre_unit)/65781.76 bp
* 1 pt = 65536 sp */
- if(scanner->pre_unit<=0) {
+ if (scanner->pre_unit<=0) {
scanner->pre_unit = 8192;
}
- if(scanner->pre_magnification<=0) {
+ if (scanner->pre_magnification<=0) {
scanner->pre_magnification = 1000;
}
- if(scanner->unit <= 0) {
+ if (scanner->unit <= 0) {
/* no post magnification */
scanner->unit = scanner->pre_unit / 65781.76;/* 65781.76 or 65536.0*/
} else {
scanner->unit *= scanner->pre_unit / 65781.76;
}
scanner->unit *= scanner->pre_magnification / 1000.0;
- if(scanner->x_offset > 6e23) {
+ if (scanner->x_offset > 6e23) {
/* no post offset */
scanner->x_offset = scanner->pre_x_offset * (scanner->pre_unit / 65781.76);
scanner->y_offset = scanner->pre_y_offset * (scanner->pre_unit / 65781.76);
return scanner?scanner->unit:1;
}
void synctex_scanner_display(synctex_scanner_t scanner) {
- if(NULL == scanner) {
+ if (NULL == scanner) {
return;
}
printf("The scanner:\noutput:%s\noutput_fmt:%s\nversion:%i\n",scanner->output,scanner->output_fmt,scanner->version);
scanner->count,scanner->unit,scanner->x_offset,scanner->y_offset);
printf("The input:\n");
SYNCTEX_DISPLAY(scanner->input);
- if(scanner->count<1000) {
+ if (scanner->count<1000) {
printf("The sheets:\n");
SYNCTEX_DISPLAY(scanner->sheet);
printf("The friends:\n");
- if(scanner->lists_of_friends) {
+ if (scanner->lists_of_friends) {
int i = scanner->number_of_lists;
synctex_node_t node;
while(i--) {
/* Public*/
const char * synctex_scanner_get_name(synctex_scanner_t scanner,int tag) {
synctex_node_t input = NULL;
- if(NULL == scanner) {
+ if (NULL == scanner) {
return NULL;
}
input = scanner->input;
do {
- if(tag == SYNCTEX_TAG(input)) {
+ if (tag == SYNCTEX_TAG(input)) {
return (SYNCTEX_NAME(input));
}
} while((input = SYNCTEX_SIBLING(input)) != NULL);
int _synctex_scanner_get_tag(synctex_scanner_t scanner,const char * name);
int _synctex_scanner_get_tag(synctex_scanner_t scanner,const char * name) {
synctex_node_t input = NULL;
- if(NULL == scanner) {
+ if (NULL == scanner) {
return 0;
}
input = scanner->input;
do {
- if(_synctex_is_equivalent_file_name(name,(SYNCTEX_NAME(input)))) {
+ if (_synctex_is_equivalent_file_name(name,(SYNCTEX_NAME(input)))) {
return SYNCTEX_TAG(input);
}
} while((input = SYNCTEX_SIBLING(input)) != NULL);
int synctex_scanner_get_tag(synctex_scanner_t scanner,const char * name) {
size_t char_index = strlen(name);
- if((scanner = synctex_scanner_parse(scanner)) && (0 < char_index)) {
+ if ((scanner = synctex_scanner_parse(scanner)) && (0 < char_index)) {
/* the name is not void */
char_index -= 1;
- if(!SYNCTEX_IS_PATH_SEPARATOR(name[char_index])) {
+ if (!SYNCTEX_IS_PATH_SEPARATOR(name[char_index])) {
/* the last character of name is not a path separator */
int result = _synctex_scanner_get_tag(scanner,name);
- if(result) {
+ if (result) {
return result;
} else {
/* the given name was not the one known by TeX
}
/* Find the last path separator before relative */
while(relative > name) {
- if(SYNCTEX_IS_PATH_SEPARATOR(*(relative-1))) {
+ if (SYNCTEX_IS_PATH_SEPARATOR(*(relative-1))) {
break;
}
relative -= 1;
}
- if((relative > name) && (result = _synctex_scanner_get_tag(scanner,relative))) {
+ if ((relative > name) && (result = _synctex_scanner_get_tag(scanner,relative))) {
return result;
}
- if(SYNCTEX_IS_PATH_SEPARATOR(name[0])) {
+ if (SYNCTEX_IS_PATH_SEPARATOR(name[0])) {
/* No tag found for the given absolute name,
* Try each relative path starting from the shortest one */
while(0<char_index) {
char_index -= 1;
- if(SYNCTEX_IS_PATH_SEPARATOR(name[char_index])
+ if (SYNCTEX_IS_PATH_SEPARATOR(name[char_index])
&& (result = _synctex_scanner_get_tag(scanner,name+char_index+1))) {
return result;
}
# pragma mark Public node attributes
# endif
int synctex_node_h(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
return SYNCTEX_HORIZ(node);
}
int synctex_node_v(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
return SYNCTEX_VERT(node);
}
int synctex_node_width(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
return SYNCTEX_WIDTH(node);
}
int synctex_node_box_h(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
- if(SYNCTEX_IS_BOX(node)) {
+ if (SYNCTEX_IS_BOX(node)) {
result:
return SYNCTEX_HORIZ(node);
}
- if((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
+ if ((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
goto result;
}
return 0;
}
int synctex_node_box_v(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
- if(SYNCTEX_IS_BOX(node)) {
+ if (SYNCTEX_IS_BOX(node)) {
result:
return SYNCTEX_VERT(node);
}
- if((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
+ if ((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
goto result;
}
return 0;
}
int synctex_node_box_width(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
- if(SYNCTEX_IS_BOX(node)) {
+ if (SYNCTEX_IS_BOX(node)) {
result:
return SYNCTEX_WIDTH(node);
}
- if((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
+ if ((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
goto result;
}
return 0;
}
int synctex_node_box_height(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
- if(SYNCTEX_IS_BOX(node)) {
+ if (SYNCTEX_IS_BOX(node)) {
result:
return SYNCTEX_HEIGHT(node);
}
- if((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
+ if ((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
goto result;
}
return 0;
}
int synctex_node_box_depth(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
- if(SYNCTEX_IS_BOX(node)) {
+ if (SYNCTEX_IS_BOX(node)) {
result:
return SYNCTEX_DEPTH(node);
}
- if((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
+ if ((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
goto result;
}
return 0;
# pragma mark Public node visible attributes
# endif
float synctex_node_visible_h(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
return SYNCTEX_HORIZ(node)*node->class->scanner->unit+node->class->scanner->x_offset;
}
float synctex_node_visible_v(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
return SYNCTEX_VERT(node)*node->class->scanner->unit+node->class->scanner->y_offset;
}
float synctex_node_visible_width(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
return SYNCTEX_WIDTH(node)*node->class->scanner->unit;
}
float synctex_node_box_visible_h(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
switch(node->class->type) {
result:
return SYNCTEX_HORIZ_V(node)*node->class->scanner->unit+node->class->scanner->x_offset;
}
- if((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
+ if ((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
goto result;
}
return 0;
}
float synctex_node_box_visible_v(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
switch(node->class->type) {
result:
return SYNCTEX_VERT_V(node)*node->class->scanner->unit+node->class->scanner->y_offset;
}
- if((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
+ if ((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
goto result;
}
return 0;
}
float synctex_node_box_visible_width(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
switch(node->class->type) {
result:
return SYNCTEX_WIDTH_V(node)*node->class->scanner->unit;
}
- if((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
+ if ((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
goto result;
}
return 0;
}
float synctex_node_box_visible_height(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
switch(node->class->type) {
result:
return SYNCTEX_HEIGHT_V(node)*node->class->scanner->unit;
}
- if((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
+ if ((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
goto result;
}
return 0;
}
float synctex_node_box_visible_depth(synctex_node_t node){
- if(!node) {
+ if (!node) {
return 0;
}
switch(node->class->type) {
result:
return SYNCTEX_DEPTH_V(node)*node->class->scanner->unit;
}
- if((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
+ if ((node = SYNCTEX_PARENT(node)) && (node->class->type != synctex_node_type_sheet)) {
goto result;
}
return 0;
int synctex_node_page(synctex_node_t node){
synctex_node_t parent = NULL;
- if(!node) {
+ if (!node) {
return -1;
}
parent = SYNCTEX_PARENT(node);
node = parent;
parent = SYNCTEX_PARENT(node);
}
- if(node->class->type == synctex_node_type_sheet) {
+ if (node->class->type == synctex_node_type_sheet) {
return SYNCTEX_PAGE(node);
}
return -1;
# endif
synctex_node_t synctex_sheet_content(synctex_scanner_t scanner,int page) {
- if(scanner) {
+ if (scanner) {
synctex_node_t sheet = scanner->sheet;
while(sheet) {
- if(page == SYNCTEX_PAGE(sheet)) {
+ if (page == SYNCTEX_PAGE(sheet)) {
return SYNCTEX_CHILD(sheet);
}
sheet = SYNCTEX_SIBLING(sheet);
int friend_index = 0;
int max_line = 0;
synctex_node_t node = NULL;
- if(tag == 0) {
+ if (tag == 0) {
printf("SyncTeX Warning: No tag for %s\n",name);
return -1;
}
while(line<max_line) {
/* This loop will only be performed once for advanced viewers */
friend_index = (tag+line)%(scanner->number_of_lists);
- if((node = (scanner->lists_of_friends)[friend_index])) {
+ if ((node = (scanner->lists_of_friends)[friend_index])) {
do {
- if((synctex_node_type(node)>=synctex_node_type_boundary)
+ if ((synctex_node_type(node)>=synctex_node_type_boundary)
&& (tag == SYNCTEX_TAG(node))
&& (line == SYNCTEX_LINE(node))) {
- if(SYNCTEX_CUR == SYNCTEX_END) {
+ if (SYNCTEX_CUR == SYNCTEX_END) {
size += 16;
SYNCTEX_END = realloc(SYNCTEX_START,size*sizeof(synctex_node_t *));
SYNCTEX_CUR += SYNCTEX_END - SYNCTEX_START;
SYNCTEX_CUR += sizeof(synctex_node_t);
}
} while((node = SYNCTEX_FRIEND(node)));
- if(SYNCTEX_START == NULL) {
+ if (SYNCTEX_START == NULL) {
/* We did not find any matching boundary, retry with glue or kern */
node = (scanner->lists_of_friends)[friend_index];/* no need to test it again, already done */
do {
- if((synctex_node_type(node)>=synctex_node_type_kern)
+ if ((synctex_node_type(node)>=synctex_node_type_kern)
&& (tag == SYNCTEX_TAG(node))
&& (line == SYNCTEX_LINE(node))) {
- if(SYNCTEX_CUR == SYNCTEX_END) {
+ if (SYNCTEX_CUR == SYNCTEX_END) {
size += 16;
SYNCTEX_END = realloc(SYNCTEX_START,size*sizeof(synctex_node_t *));
SYNCTEX_CUR += SYNCTEX_END - SYNCTEX_START;
SYNCTEX_CUR += sizeof(synctex_node_t);
}
} while((node = SYNCTEX_FRIEND(node)));
- if(SYNCTEX_START == NULL) {
+ if (SYNCTEX_START == NULL) {
/* We did not find any matching glue or kern, retry with boxes */
node = (scanner->lists_of_friends)[friend_index];/* no need to test it again, already done */
do {
- if((tag == SYNCTEX_TAG(node))
+ if ((tag == SYNCTEX_TAG(node))
&& (line == SYNCTEX_LINE(node))) {
- if(SYNCTEX_CUR == SYNCTEX_END) {
+ if (SYNCTEX_CUR == SYNCTEX_END) {
size += 16;
SYNCTEX_END = realloc(SYNCTEX_START,size*sizeof(synctex_node_t *));
SYNCTEX_CUR += SYNCTEX_END - SYNCTEX_START;
}
SYNCTEX_END = SYNCTEX_CUR;
/* Now reverse the order to have nodes in display order, and keep just a few nodes */
- if((SYNCTEX_START) && (SYNCTEX_END))
+ if ((SYNCTEX_START) && (SYNCTEX_END))
{
synctex_node_t * start_ref = (synctex_node_t *)SYNCTEX_START;
synctex_node_t * end_ref = (synctex_node_t *)SYNCTEX_END;
end_ref = (synctex_node_t *)SYNCTEX_START;
next_end:
end_ref += 1; /* we allways have start_ref<= end_ref*/
- if(end_ref < (synctex_node_t *)SYNCTEX_END) {
+ if (end_ref < (synctex_node_t *)SYNCTEX_END) {
node = *end_ref;
while((node = SYNCTEX_PARENT(node))) {
- if(SYNCTEX_PARENT(*start_ref) == node) {
+ if (SYNCTEX_PARENT(*start_ref) == node) {
goto next_end;
}
}
}
start_ref += 1;
SYNCTEX_END = (char *)start_ref;
- }
+ return (SYNCTEX_END-SYNCTEX_START)/sizeof(synctex_node_t);// added on behalf Jan Sundermeyer
+ }
SYNCTEX_CUR = NULL;
- return (SYNCTEX_END-SYNCTEX_START)/sizeof(synctex_node_t);
+ // return (SYNCTEX_END-SYNCTEX_START)/sizeof(synctex_node_t); removed on behalf Jan Sundermeyer
}
# if defined(__SYNCTEX_STRONG_DISPLAY_QUERY__)
break;
}
synctex_node_t synctex_next_result(synctex_scanner_t scanner) {
- if(NULL == SYNCTEX_CUR) {
+ if (NULL == SYNCTEX_CUR) {
SYNCTEX_CUR = SYNCTEX_START;
} else {
SYNCTEX_CUR+=sizeof(synctex_node_t);
}
- if(SYNCTEX_CUR<SYNCTEX_END) {
+ if (SYNCTEX_CUR<SYNCTEX_END) {
return *(synctex_node_t*)SYNCTEX_CUR;
} else {
return NULL;
synctex_node_set_t bestNodes = {NULL,NULL}; /* holds the best node */
synctex_distances_t bestDistances = {INT_MAX,INT_MAX}; /* holds the best distances for the best node */
synctex_node_t bestContainer = NULL; /* placeholder */
- if(NULL == (scanner = synctex_scanner_parse(scanner)) || 0 >= scanner->unit) {/* scanner->unit must be >0 */
+ if (NULL == (scanner = synctex_scanner_parse(scanner)) || 0 >= scanner->unit) {/* scanner->unit must be >0 */
return 0;
}
/* Convert the given point to scanner integer coordinates */
while((sheet) && SYNCTEX_PAGE(sheet) != page) {
sheet = SYNCTEX_SIBLING(sheet);
}
- if(NULL == sheet) {
+ if (NULL == sheet) {
return -1;
}
/* Now sheet points to the sheet node with proper page number */
* Then we try with the visible box dimensions.
* We try to find a non void box containing the hit point.
* We browse all the horizontal boxes until we find one containing the hit point. */
- if((node = SYNCTEX_NEXT_HORIZ_BOX(sheet))) {
+ if ((node = SYNCTEX_NEXT_HORIZ_BOX(sheet))) {
do {
- if(_synctex_point_in_box(hitPoint,node,synctex_YES)) {
+ if (_synctex_point_in_box(hitPoint,node,synctex_YES)) {
/* Maybe the hitPoint belongs to a contained vertical box. */
end:
/* This trick is for catching overlapping boxes */
- if((other_node = SYNCTEX_NEXT_HORIZ_BOX(node))) {
+ if ((other_node = SYNCTEX_NEXT_HORIZ_BOX(node))) {
do {
- if(_synctex_point_in_box(hitPoint,other_node,synctex_YES)) {
+ if (_synctex_point_in_box(hitPoint,other_node,synctex_YES)) {
node = _synctex_smallest_container(other_node,node);
}
} while((other_node = SYNCTEX_NEXT_HORIZ_BOX(other_node)));
}
/* node is the smallest horizontal box that contains hitPoint. */
- if((bestContainer = _synctex_eq_deepest_container(hitPoint,node,synctex_YES))) {
+ if ((bestContainer = _synctex_eq_deepest_container(hitPoint,node,synctex_YES))) {
node = bestContainer;
}
_synctex_eq_get_closest_children_in_box(hitPoint,node,&bestNodes,&bestDistances,synctex_YES);
- if(bestNodes.right && bestNodes.left) {
- if((SYNCTEX_TAG(bestNodes.right)!=SYNCTEX_TAG(bestNodes.left))
+ if (bestNodes.right && bestNodes.left) {
+ if ((SYNCTEX_TAG(bestNodes.right)!=SYNCTEX_TAG(bestNodes.left))
|| (SYNCTEX_LINE(bestNodes.right)!=SYNCTEX_LINE(bestNodes.left))
|| (SYNCTEX_COLUMN(bestNodes.right)!=SYNCTEX_COLUMN(bestNodes.left))) {
- if((SYNCTEX_START = malloc(2*sizeof(synctex_node_t)))) {
- if(bestDistances.left>bestDistances.right) {
+ if ((SYNCTEX_START = malloc(2*sizeof(synctex_node_t)))) {
+ if (bestDistances.left>bestDistances.right) {
((synctex_node_t *)SYNCTEX_START)[0] = bestNodes.right;
((synctex_node_t *)SYNCTEX_START)[1] = bestNodes.left;
} else {
}
/* both nodes have the same input coordinates
* We choose the one closest to the hit point */
- if(bestDistances.left>bestDistances.right) {
+ if (bestDistances.left>bestDistances.right) {
bestNodes.left = bestNodes.right;
}
bestNodes.right = NULL;
- } else if(bestNodes.right) {
+ } else if (bestNodes.right) {
bestNodes.left = bestNodes.right;
- } else if(!bestNodes.left){
+ } else if (!bestNodes.left){
bestNodes.left = node;
}
- if((SYNCTEX_START = malloc(sizeof(synctex_node_t)))) {
+ if ((SYNCTEX_START = malloc(sizeof(synctex_node_t)))) {
* (synctex_node_t *)SYNCTEX_START = bestNodes.left;
SYNCTEX_END = SYNCTEX_START + sizeof(synctex_node_t);
SYNCTEX_CUR = NULL;
*/
}
/* We are not lucky */
- if((node = SYNCTEX_CHILD(sheet))) {
+ if ((node = SYNCTEX_CHILD(sheet))) {
goto end;
}
return 0;
* if node is to the left of the hit point, this distance is negative.*/
int _synctex_point_h_distance(synctex_point_t hitPoint, synctex_node_t node, synctex_bool_t visible);
int _synctex_point_h_distance(synctex_point_t hitPoint, synctex_node_t node, synctex_bool_t visible) {
- if(node) {
+ if (node) {
int min,med,max;
switch(node->class->type) {
/* The distance between a point and a box is special.
min = visible?SYNCTEX_HORIZ_V(node):SYNCTEX_HORIZ(node);
max = min + (visible?SYNCTEX_ABS_WIDTH_V(node):SYNCTEX_ABS_WIDTH(node));
/* We allways have min <= max */
- if(hitPoint.h<min) {
+ if (hitPoint.h<min) {
return min - hitPoint.h; /* regions 1+4+7, result is > 0 */
} else if (hitPoint.h>max) {
return max - hitPoint.h; /* regions 3+6+9, result is < 0 */
min = SYNCTEX_HORIZ(node);
max = min + SYNCTEX_ABS_WIDTH(node);
/* We allways have min <= max */
- if(hitPoint.h<min) {
+ if (hitPoint.h<min) {
return min - hitPoint.h; /* regions 1+4+7, result is > 0 */
} else if (hitPoint.h>max) {
return max - hitPoint.h; /* regions 3+6+9, result is < 0 */
* in general, there is no text material in the kern,
* this is why we compute the offset relative to the closest edge of the kern.*/
max = SYNCTEX_WIDTH(node);
- if(max<0) {
+ if (max<0) {
min = SYNCTEX_HORIZ(node);
max = min - max;
} else {
* It means that the best choice should be made according to the situation that occurs
* most frequently.
*/
- if(hitPoint.h<min) {
+ if (hitPoint.h<min) {
return min - hitPoint.h + 1; /* penalty to ensure other nodes are chosen first in case of overlapping ones */
} else if (hitPoint.h>max) {
return max - hitPoint.h - 1; /* same kind of penalty */
# ifdef __DARWIN_UNIX03
# pragma unused(visible)
# endif
- if(node) {
+ if (node) {
int min,max;
switch(node->class->type) {
/* The distance between a point and a box is special.
max = min + SYNCTEX_ABS_DEPTH_V(node);
min -= SYNCTEX_ABS_HEIGHT_V(node);
/* We allways have min <= max */
- if(hitPoint.v<min) {
+ if (hitPoint.v<min) {
return min - hitPoint.v; /* regions 1+2+3, result is > 0 */
} else if (hitPoint.v>max) {
return max - hitPoint.v; /* regions 7+8+9, result is < 0 */
max = min + SYNCTEX_ABS_DEPTH(node);
min -= SYNCTEX_ABS_HEIGHT(node);
/* We allways have min <= max */
- if(hitPoint.v<min) {
+ if (hitPoint.v<min) {
return min - hitPoint.v; /* regions 1+2+3, result is > 0 */
} else if (hitPoint.v>max) {
return max - hitPoint.v; /* regions 7+8+9, result is < 0 */
SYNCTEX_INLINE static synctex_node_t _synctex_smallest_container(synctex_node_t node, synctex_node_t other_node) {
float height, other_height;
- if(SYNCTEX_ABS_WIDTH(node)<SYNCTEX_ABS_WIDTH(other_node)) {
+ if (SYNCTEX_ABS_WIDTH(node)<SYNCTEX_ABS_WIDTH(other_node)) {
return node;
}
- if(SYNCTEX_ABS_WIDTH(node)>SYNCTEX_ABS_WIDTH(other_node)) {
+ if (SYNCTEX_ABS_WIDTH(node)>SYNCTEX_ABS_WIDTH(other_node)) {
return other_node;
}
height = SYNCTEX_ABS_DEPTH(node) + SYNCTEX_ABS_HEIGHT(node);
other_height = SYNCTEX_ABS_DEPTH(other_node) + SYNCTEX_ABS_HEIGHT(other_node);
- if(height<other_height) {
+ if (height<other_height) {
return node;
}
- if(height>other_height) {
+ if (height>other_height) {
return other_node;
}
return node;
}
synctex_bool_t _synctex_point_in_box(synctex_point_t hitPoint, synctex_node_t node, synctex_bool_t visible) {
- if(node) {
- if(0 == _synctex_point_h_distance(hitPoint,node,visible)
+ if (node) {
+ if (0 == _synctex_point_h_distance(hitPoint,node,visible)
&& 0 == _synctex_point_v_distance(hitPoint,node,visible)) {
return synctex_YES;
}
# pragma unused(visible)
# endif
int result = INT_MAX; /* when the distance is meaning less (sheet, input...) */
- if(node) {
+ if (node) {
int minH,maxH,minV,maxV;
switch(node->class->type) {
/* The distance between a point and a box is special.
maxV = minV + SYNCTEX_ABS_DEPTH(node);
minV -= SYNCTEX_ABS_HEIGHT(node);
/* In what region is the point hitPoint=(H,V) ? */
- if(hitPoint.v<minV) {
- if(hitPoint.h<minH) {
+ if (hitPoint.v<minV) {
+ if (hitPoint.h<minH) {
/* This is region 1. The distance to the box is the L1 distance PA. */
result = minV - hitPoint.v + minH - hitPoint.h;/* Integer overflow? probability epsilon */
- } else if(hitPoint.h<=maxH) {
+ } else if (hitPoint.h<=maxH) {
/* This is region 2. The distance to the box is the geometrical distance to the top edge. */
result = minV - hitPoint.v;
} else {
/* This is region 3. The distance to the box is the L1 distance PB. */
result = minV - hitPoint.v + hitPoint.h - maxH;
}
- } else if(hitPoint.v<=maxV) {
- if(hitPoint.h<minH) {
+ } else if (hitPoint.v<=maxV) {
+ if (hitPoint.h<minH) {
/* This is region 4. The distance to the box is the geometrical distance to the left edge. */
result = minH - hitPoint.h;
- } else if(hitPoint.h<=maxH) {
+ } else if (hitPoint.h<=maxH) {
/* This is region 4. We are inside the box. */
result = 0;
} else {
result = hitPoint.h - maxH;
}
} else {
- if(hitPoint.h<minH) {
+ if (hitPoint.h<minH) {
/* This is region 7. The distance to the box is the L1 distance PC. */
result = hitPoint.v - maxV + minH - hitPoint.h;
- } else if(hitPoint.h<=maxH) {
+ } else if (hitPoint.h<=maxH) {
/* This is region 8. The distance to the box is the geometrical distance to the top edge. */
result = hitPoint.v - maxV;
} else {
break;
case synctex_node_type_kern:
maxH = SYNCTEX_WIDTH(node);
- if(maxH<0) {
+ if (maxH<0) {
minH = SYNCTEX_HORIZ(node);
maxH = minH - maxH;
} else {
minH += maxH;
}
minV = SYNCTEX_VERT(node);
- if(hitPoint.h<minH) {
- if(hitPoint.v>minV) {
+ if (hitPoint.h<minH) {
+ if (hitPoint.v>minV) {
result = hitPoint.v - minV + minH - hitPoint.h;
} else {
result = minV - hitPoint.v + minH - hitPoint.h;
}
} else if (hitPoint.h>maxH) {
- if(hitPoint.v>minV) {
+ if (hitPoint.v>minV) {
result = hitPoint.v - minV + hitPoint.h - maxH;
} else {
result = minV - hitPoint.v + hitPoint.h - maxH;
}
- } else if(hitPoint.v>minV) {
+ } else if (hitPoint.v>minV) {
result = hitPoint.v - minV;
} else {
result = minV - hitPoint.v;
case synctex_node_type_math:
minH = SYNCTEX_HORIZ(node);
minV = SYNCTEX_VERT(node);
- if(hitPoint.h<minH) {
- if(hitPoint.v>minV) {
+ if (hitPoint.h<minH) {
+ if (hitPoint.v>minV) {
result = hitPoint.v - minV + minH - hitPoint.h;
} else {
result = minV - hitPoint.v + minH - hitPoint.h;
}
- } else if(hitPoint.v>minV) {
+ } else if (hitPoint.v>minV) {
result = hitPoint.v - minV + hitPoint.h - minH;
} else {
result = minV - hitPoint.v + hitPoint.h - minH;
}
static synctex_node_t _synctex_eq_deepest_container(synctex_point_t hitPoint,synctex_node_t node, synctex_bool_t visible) {
- if(node) {
+ if (node) {
synctex_node_t result = NULL;
synctex_node_t child = NULL;
switch(node->class->type) {
case synctex_node_type_vbox:
case synctex_node_type_hbox:
/* test the deep nodes first */
- if((child = SYNCTEX_CHILD(node))) {
+ if ((child = SYNCTEX_CHILD(node))) {
do {
- if((result = _synctex_eq_deepest_container(hitPoint,child,visible))) {
+ if ((result = _synctex_eq_deepest_container(hitPoint,child,visible))) {
return result;
}
} while((child = SYNCTEX_SIBLING(child)));
}
/* is the hit point inside the box? */
- if(_synctex_point_in_box(hitPoint,node,visible)) {
+ if (_synctex_point_in_box(hitPoint,node,visible)) {
/* for vboxes we try to use some node inside.
* Walk through the list of siblings until we find the closest one.
* Only consider siblings with children. */
- if((node->class->type == synctex_node_type_vbox) && (child = SYNCTEX_CHILD(node))) {
+ if ((node->class->type == synctex_node_type_vbox) && (child = SYNCTEX_CHILD(node))) {
int bestDistance = INT_MAX;
do {
- if(SYNCTEX_CHILD(child)) {
+ if (SYNCTEX_CHILD(child)) {
int distance = _synctex_node_distance_to_point(hitPoint,child,visible);
- if(distance < bestDistance) {
+ if (distance < bestDistance) {
bestDistance = distance;
node = child;
}
SYNCTEX_INLINE static int __synctex_eq_get_closest_children_in_hbox(synctex_point_t hitPoint, synctex_node_t node, synctex_node_set_t* bestNodesRef,synctex_distances_t* bestDistancesRef, synctex_bool_t visible);
SYNCTEX_INLINE static int __synctex_eq_get_closest_children_in_hbox(synctex_point_t hitPoint, synctex_node_t node, synctex_node_set_t* bestNodesRef,synctex_distances_t* bestDistancesRef, synctex_bool_t visible) {
int result = 0;
- if((node = SYNCTEX_CHILD(node))) {
+ if ((node = SYNCTEX_CHILD(node))) {
do {
int off7 = _synctex_point_h_distance(hitPoint,node,visible);
- if(off7 > 0) {
+ if (off7 > 0) {
/* node is to the right of the hit point.
* We compare node and the previously recorded one, through the recorded distance.
* If the nodes have the same tag, prefer the one with the smallest line number,
* if the nodes also have the same line number, prefer the one with the smallest column. */
- if(bestDistancesRef->right > off7) {
+ if (bestDistancesRef->right > off7) {
bestDistancesRef->right = off7;
bestNodesRef->right = node;
result |= SYNCTEX_MASK_RIGHT;
- } else if(bestDistancesRef->right == off7 && bestNodesRef->right) {
- if(SYNCTEX_TAG(bestNodesRef->right) == SYNCTEX_TAG(node)
+ } else if (bestDistancesRef->right == off7 && bestNodesRef->right) {
+ if (SYNCTEX_TAG(bestNodesRef->right) == SYNCTEX_TAG(node)
&& (SYNCTEX_LINE(bestNodesRef->right) > SYNCTEX_LINE(node)
|| (SYNCTEX_LINE(bestNodesRef->right) == SYNCTEX_LINE(node)
&& SYNCTEX_COLUMN(bestNodesRef->right) > SYNCTEX_COLUMN(node)))) {
result |= SYNCTEX_MASK_RIGHT;
}
}
- } else if(off7 == 0) {
+ } else if (off7 == 0) {
/* hitPoint is inside node. */
bestDistancesRef->left = bestDistancesRef->right = 0;
bestNodesRef->left = node;
result |= SYNCTEX_MASK_LEFT;
} else { /* here off7 < 0, hitPoint is to the right of node */
off7 = -off7;
- if(bestDistancesRef->left > off7) {
+ if (bestDistancesRef->left > off7) {
bestDistancesRef->left = off7;
bestNodesRef->left = node;
result |= SYNCTEX_MASK_LEFT;
- } else if(bestDistancesRef->left == off7 && bestNodesRef->left) {
- if(SYNCTEX_TAG(bestNodesRef->left) == SYNCTEX_TAG(node)
+ } else if (bestDistancesRef->left == off7 && bestNodesRef->left) {
+ if (SYNCTEX_TAG(bestNodesRef->left) == SYNCTEX_TAG(node)
&& (SYNCTEX_LINE(bestNodesRef->left) > SYNCTEX_LINE(node)
|| (SYNCTEX_LINE(bestNodesRef->left) == SYNCTEX_LINE(node)
&& SYNCTEX_COLUMN(bestNodesRef->left) > SYNCTEX_COLUMN(node)))) {
}
}
} while((node = SYNCTEX_SIBLING(node)));
- if(result & SYNCTEX_MASK_LEFT) {
+ if (result & SYNCTEX_MASK_LEFT) {
/* the left node is new, try to narrow the result */
- if((node = _synctex_eq_deepest_container(hitPoint,bestNodesRef->left,visible))) {
+ if ((node = _synctex_eq_deepest_container(hitPoint,bestNodesRef->left,visible))) {
bestNodesRef->left = node;
}
- if((node = _synctex_eq_closest_child(hitPoint,bestNodesRef->left,visible))) {
+ if ((node = _synctex_eq_closest_child(hitPoint,bestNodesRef->left,visible))) {
bestNodesRef->left = node;
}
}
- if(result & SYNCTEX_MASK_RIGHT) {
+ if (result & SYNCTEX_MASK_RIGHT) {
/* the right node is new, try to narrow the result */
- if((node = _synctex_eq_deepest_container(hitPoint,bestNodesRef->right,visible))) {
+ if ((node = _synctex_eq_deepest_container(hitPoint,bestNodesRef->right,visible))) {
bestNodesRef->right = node;
}
- if((node = _synctex_eq_closest_child(hitPoint,bestNodesRef->right,visible))) {
+ if ((node = _synctex_eq_closest_child(hitPoint,bestNodesRef->right,visible))) {
bestNodesRef->right = node;
}
}
SYNCTEX_INLINE static int __synctex_eq_get_closest_children_in_vbox(synctex_point_t hitPoint, synctex_node_t node, synctex_node_set_t* bestNodesRef,synctex_distances_t* bestDistancesRef,synctex_bool_t visible);
SYNCTEX_INLINE static int __synctex_eq_get_closest_children_in_vbox(synctex_point_t hitPoint, synctex_node_t node, synctex_node_set_t* bestNodesRef,synctex_distances_t* bestDistancesRef,synctex_bool_t visible) {
int result = 0;
- if((node = SYNCTEX_CHILD(node))) {
+ if ((node = SYNCTEX_CHILD(node))) {
do {
int off7 = _synctex_point_v_distance(hitPoint,node,visible);/* this is what makes the difference with the h version above */
- if(off7 > 0) {
+ if (off7 > 0) {
/* node is to the top of the hit point (below because TeX is oriented from top to bottom.
* We compare node and the previously recorded one, through the recorded distance.
* If the nodes have the same tag, prefer the one with the smallest line number,
* if the nodes also have the same line number, prefer the one with the smallest column. */
- if(bestDistancesRef->right > off7) {
+ if (bestDistancesRef->right > off7) {
bestDistancesRef->right = off7;
bestNodesRef->right = node;
result |= SYNCTEX_MASK_RIGHT;
- } else if(bestDistancesRef->right == off7 && bestNodesRef->right) {
- if(SYNCTEX_TAG(bestNodesRef->right) == SYNCTEX_TAG(node)
+ } else if (bestDistancesRef->right == off7 && bestNodesRef->right) {
+ if (SYNCTEX_TAG(bestNodesRef->right) == SYNCTEX_TAG(node)
&& (SYNCTEX_LINE(bestNodesRef->right) > SYNCTEX_LINE(node)
|| (SYNCTEX_LINE(bestNodesRef->right) == SYNCTEX_LINE(node)
&& SYNCTEX_COLUMN(bestNodesRef->right) > SYNCTEX_COLUMN(node)))) {
result |= SYNCTEX_MASK_RIGHT;
}
}
- } else if(off7 == 0) {
+ } else if (off7 == 0) {
bestDistancesRef->left = bestDistancesRef->right = 0;
bestNodesRef->left = node;
bestNodesRef->right = NULL;
result |= SYNCTEX_MASK_LEFT;
} else { /* here off7 < 0 */
off7 = -off7;
- if(bestDistancesRef->left > off7) {
+ if (bestDistancesRef->left > off7) {
bestDistancesRef->left = off7;
bestNodesRef->left = node;
result |= SYNCTEX_MASK_LEFT;
- } else if(bestDistancesRef->left == off7 && bestNodesRef->left) {
- if(SYNCTEX_TAG(bestNodesRef->left) == SYNCTEX_TAG(node)
+ } else if (bestDistancesRef->left == off7 && bestNodesRef->left) {
+ if (SYNCTEX_TAG(bestNodesRef->left) == SYNCTEX_TAG(node)
&& (SYNCTEX_LINE(bestNodesRef->left) > SYNCTEX_LINE(node)
|| (SYNCTEX_LINE(bestNodesRef->left) == SYNCTEX_LINE(node)
&& SYNCTEX_COLUMN(bestNodesRef->left) > SYNCTEX_COLUMN(node)))) {
}
}
} while((node = SYNCTEX_SIBLING(node)));
- if(result & SYNCTEX_MASK_LEFT) {
+ if (result & SYNCTEX_MASK_LEFT) {
/* the left node is new, try to narrow the result */
- if((node = _synctex_eq_deepest_container(hitPoint,bestNodesRef->left,visible))) {
+ if ((node = _synctex_eq_deepest_container(hitPoint,bestNodesRef->left,visible))) {
bestNodesRef->left = node;
}
- if((node = _synctex_eq_closest_child(hitPoint,bestNodesRef->left,visible))) {
+ if ((node = _synctex_eq_closest_child(hitPoint,bestNodesRef->left,visible))) {
bestNodesRef->left = node;
}
}
- if(result & SYNCTEX_MASK_RIGHT) {
+ if (result & SYNCTEX_MASK_RIGHT) {
/* the right node is new, try to narrow the result */
- if((node = _synctex_eq_deepest_container(hitPoint,bestNodesRef->right,visible))) {
+ if ((node = _synctex_eq_deepest_container(hitPoint,bestNodesRef->right,visible))) {
bestNodesRef->right = node;
}
- if((node = _synctex_eq_closest_child(hitPoint,bestNodesRef->right,visible))) {
+ if ((node = _synctex_eq_closest_child(hitPoint,bestNodesRef->right,visible))) {
bestNodesRef->right = node;
}
}
return result;
}
SYNCTEX_INLINE static int _synctex_eq_get_closest_children_in_box(synctex_point_t hitPoint, synctex_node_t node, synctex_node_set_t* bestNodesRef,synctex_distances_t* bestDistancesRef,synctex_bool_t visible) {
- if(node) {
+ if (node) {
switch(node->class->type) {
case synctex_node_type_hbox:
return __synctex_eq_get_closest_children_in_hbox(hitPoint, node, bestNodesRef, bestDistancesRef,visible);
SYNCTEX_INLINE static synctex_node_t __synctex_eq_closest_child(synctex_point_t hitPoint, synctex_node_t node,int* distanceRef, synctex_bool_t visible);
SYNCTEX_INLINE static synctex_node_t __synctex_eq_closest_child(synctex_point_t hitPoint, synctex_node_t node,int* distanceRef, synctex_bool_t visible) {
synctex_node_t best_node = NULL;
- if((node = SYNCTEX_CHILD(node))) {
+ if ((node = SYNCTEX_CHILD(node))) {
do {
int distance = _synctex_node_distance_to_point(hitPoint,node,visible);
synctex_node_t candidate = NULL;
- if(distance<=*distanceRef) {
+ if (distance<=*distanceRef) {
*distanceRef = distance;
best_node = node;
}
switch(node->class->type) {
case synctex_node_type_vbox:
case synctex_node_type_hbox:
- if((candidate = __synctex_eq_closest_child(hitPoint,node,distanceRef,visible))) {
+ if ((candidate = __synctex_eq_closest_child(hitPoint,node,distanceRef,visible))) {
best_node = candidate;
}
}
return best_node;
}
SYNCTEX_INLINE static synctex_node_t _synctex_eq_closest_child(synctex_point_t hitPoint,synctex_node_t node, synctex_bool_t visible) {
- if(node) {
+ if (node) {
switch(node->class->type) {
case synctex_node_type_hbox:
case synctex_node_type_vbox:
{
int best_distance = INT_MAX;
synctex_node_t best_node = __synctex_eq_closest_child(hitPoint,node,&best_distance,visible);
- if((best_node)) {
+ if ((best_node)) {
synctex_node_t child = NULL;
switch(best_node->class->type) {
case synctex_node_type_vbox:
case synctex_node_type_hbox:
- if((child = SYNCTEX_CHILD(best_node))) {
+ if ((child = SYNCTEX_CHILD(best_node))) {
best_distance = _synctex_node_distance_to_point(hitPoint,child,visible);
while((child = SYNCTEX_SIBLING(child))) {
int distance = _synctex_node_distance_to_point(hitPoint,child,visible);
- if(distance<=best_distance) {
+ if (distance<=best_distance) {
best_distance = distance;
best_node = child;
}
synctex_updater_t synctex_updater_new_with_output_file(const char * output, const char * build_directory) {
synctex_updater_t updater = NULL;
char * synctex = NULL;
- synctex_io_mode_t io_mode = synctex_io_mode_read;
- const char * mode;
- /* prepare the updater */
+ synctex_io_mode_t io_mode = 0;
+ const char * mode = NULL;
+ /* prepare the updater, the memory is the only one dynamically allocated */
updater = (synctex_updater_t)_synctex_malloc(sizeof(synctex_updater_t));
- if(NULL == updater) {
+ if (NULL == updater) {
_synctex_error("! synctex_updater_new_with_file: malloc problem");
return NULL;
}
- if(_synctex_open(output,build_directory,&synctex,&SYNCTEX_FILE,synctex_NO,&io_mode)
- && _synctex_open(output,build_directory,&synctex,&SYNCTEX_FILE,synctex_YES,&io_mode)) {
+ if (_synctex_open(output,build_directory,&synctex,&SYNCTEX_FILE,synctex_ADD_QUOTES,&io_mode)
+ && _synctex_open(output,build_directory,&synctex,&SYNCTEX_FILE,synctex_DONT_ADD_QUOTES,&io_mode)) {
return_on_error:
free(updater);
+ updater = NULL;
return NULL;
}
- /* OK, the file exists */
+ /* OK, the file exists, we close it and reopen it with the correct mode.
+ * The receiver is now the owner of the "synctex" variable. */
gzclose(SYNCTEX_FILE);
SYNCTEX_FILE = NULL;
- SYNCTEX_NO_GZ = io_mode%2?synctex_NO:synctex_YES;
- mode = synctex_io_modes[io_mode+synctex_io_mode_append];/* either "a" or "ab", depending on the file extension */
- if(SYNCTEX_NO_GZ) {
- if(NULL == (SYNCTEX_FILE = (void *)fopen(synctex,mode))) {
+ SYNCTEX_NO_GZ = (io_mode&synctex_io_gz_mask)?synctex_NO:synctex_YES;
+ mode = _synctex_get_io_mode_name(io_mode|synctex_io_append_mask);/* either "a" or "ab", depending on the file extension */
+ if (SYNCTEX_NO_GZ) {
+ if (NULL == (SYNCTEX_FILE = (void *)fopen(synctex,mode))) {
no_write_error:
_synctex_error("! synctex_updater_new_with_file: Can't append to %s",synctex);
free(synctex);
}
updater->fprintf = (synctex_fprintf_t)(&fprintf);
} else {
- if(NULL == (SYNCTEX_FILE = (void *)gzopen(synctex,mode))) {
+ if (NULL == (SYNCTEX_FILE = (void *)gzopen(synctex,mode))) {
goto no_write_error;
}
updater->fprintf = (synctex_fprintf_t)(&gzprintf);
void synctex_updater_append_magnification(synctex_updater_t updater, char * magnification){
- if(NULL==updater) {
+ if (NULL==updater) {
return;
}
- if(magnification && strlen(magnification)) {
+ if (magnification && strlen(magnification)) {
updater->length += SYNCTEX_fprintf(SYNCTEX_FILE,"Magnification:%s\n",magnification);
}
}
void synctex_updater_append_x_offset(synctex_updater_t updater, char * x_offset){
- if(NULL==updater) {
+ if (NULL==updater) {
return;
}
- if(x_offset && strlen(x_offset)) {
+ if (x_offset && strlen(x_offset)) {
updater->length += SYNCTEX_fprintf(SYNCTEX_FILE,"X Offset:%s\n",x_offset);
}
}
void synctex_updater_append_y_offset(synctex_updater_t updater, char * y_offset){
- if(NULL==updater) {
+ if (NULL==updater) {
return;
}
- if(y_offset && strlen(y_offset)) {
+ if (y_offset && strlen(y_offset)) {
updater->length += SYNCTEX_fprintf(SYNCTEX_FILE,"Y Offset:%s\n",y_offset);
}
}
void synctex_updater_free(synctex_updater_t updater){
- if(NULL==updater) {
+ if (NULL==updater) {
return;
}
- if(updater->length>0) {
+ if (updater->length>0) {
SYNCTEX_fprintf(SYNCTEX_FILE,"!%i\n",updater->length);
}
if (SYNCTEX_NO_GZ) {
https://www.fi.muni.cz/~kas/git / evince.git / commitdiff